2006 Buick Terraza Electrical Connector Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

565 Electrical connector parts are listed for the 2006 Buick Terraza, in 135 part types, covering both the 3.5L V6 and the 3.9L V6. Each one has a brand, a manufacturer part number and notes that say where it fits.

On the 2006 Buick Terraza, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 55 parts of the 565 listed are Blower Motor Control Module / Resistor Connector (21 parts), Body Wiring Harness / Connector (18 parts) and ABS Wheel Speed Sensor Connector (16 parts). The other 132 part types cover the remaining 510 parts.

4WD Actuator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1025
🇺🇸 US 🇨🇦 CA
Connector Shape: Oval
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This table covers the harness connectors at the 4WD Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

A/C Clutch Switch Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
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This table covers the harness connectors at the A/C Clutch Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

A/C Compressor Clutch Coil Connector

Brand Part Number Markets Notes Buy
FOUR SEASONS Fits: 3.5L V6 37240
🇺🇸 US 🇨🇦 CA
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GM GENUINE Fits: 3.5L V6 PT3910
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3910
Gray2-Way Femalewith Leads
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WELLS Fits: 3.5L V6 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
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This table covers the harness connectors at the A/C Compressor Clutch Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

A/C Refrigerant Pressure Switch Connector

Brand Part Number Markets Notes Buy
ROSTRA Popular Fits: 3.5L V6 610021
🇺🇸 US 🇨🇦 CA
with 3 Terminal(s)with 1 Male Connectors
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 HP4440
🇺🇸 US 🇨🇦 CA
Handypack
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ACDELCO Fits: 3.5L V6 PT2319
🇺🇸 US 🇨🇦 CA
GoldTerminal Gender: Female
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FOUR SEASONS Fits: 3.5L V6 37236
🇺🇸 US 🇨🇦 CA
3 Terminal Male
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ROSTRA Fits: 3.5L V6 610225
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S619
🇺🇸 US 🇨🇦 CA
Connector Shape: RoundTerminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S619
Connector Shape: RoundTerminal Type: BladeWeather Resistant: YESWire Gauge (GA): 18
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON110
🇺🇸 US 🇨🇦 CA
with Round Connector
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WELLS Fits: 3.5L V6 1P1065
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
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This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

A/C Refrigerant Temperature Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
index tab center cavity And2-Way Femalewith Leads1.5MM2
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This table covers the harness connectors at the A/C Refrigerant Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

ABS Wheel Speed Sensor Connector

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 3.5L V6 970040
🇺🇸 US 🇨🇦 CA
ABS Harness
Fitment notes — DORMAN 970040
ABS Harness
Fits:
Front Right
or:
Front Left
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GM GENUINE Popular Fits: 3.5L V6 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
BlackAccepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
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SKP Popular Fits: 3.5L V6 SK970040
🇺🇸 US 🇨🇦 CA
Fits Front Right
Fitment notes — SKP SK970040
Fits:
Front Right
or:
Front Left
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WELLS Popular Fits: 3.5L V6 1P2036
🇺🇸 US 🇨🇦 CA
FrontSensor End Repair Connector Only
Fitment notes — WELLS 1P2036
FrontSensor End Repair Connector Onlywith 2 Female TerminalsGraywith Male Connector
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ACDELCO Fits: 3.5L V6 PT2309
🇺🇸 US 🇨🇦 CA
Gold
Fitment notes — ACDELCO PT2309
Gold
Front
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GM GENUINE Fits: 3.5L V6 PT3910
🇺🇸 US 🇨🇦 CA
Includes Connector, Wires and Splice SleevesGray
Fitment notes — GM GENUINE PT3910
Includes Connector, Wires and Splice SleevesGray2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT786
Black
Rear2-Way Malewith LeadsOvalMating Connector with Leads Use 12102747
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HOLSTEIN Fits: 3.5L V6 2ABS0485
🇺🇸 US 🇨🇦 CA
Front
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ROSTRA Fits: 3.5L V6 610034
🇺🇸 US 🇨🇦 CA
Frontwith 2 Pin Terminals
Fitment notes — ROSTRA 610034
Frontwith 2 Pin Terminalswith 1 Female ConnectorsRepair ConnectorGray
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4750
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP4750
HandypackConnector Shape: OvalHarness Lengthinches: 12Front
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S578
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S578
Connector Shape: OvalGauge: 18Harness Lengthinches: 12Terminal Gender: FemaleFront
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 ALH161
🇺🇸 US 🇨🇦 CA
RearAWD
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VEMO Fits: 3.5L V6 V51720048
🇺🇸 US 🇨🇦 CA
FrontREPAIR CONNECTOR TO SENSOR ONLY
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WELLS Fits: 3.5L V6 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 InFront
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WELLS Fits: 3.5L V6 1P2246
🇺🇸 US 🇨🇦 CA
RearRPO Code FE4
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WELLS Fits: 3.5L V6 1P2245
🇺🇸 US 🇨🇦 CA
RearExcept RPO Code FE4
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This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Accelerator Pedal Position Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
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DORMAN Fits: 3.5L V6 645595
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — DORMAN 645595
Black
6 WayFemale with Leads
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GM GENUINE Fits: 3.5L V6 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
6-Way Femalewith Leads
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON23
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P1599
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Accessory Power Outlet Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT242
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT242
Black
Black1-Way Femalewith LeadsUnsealed
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GM GENUINE Fits: 3.5L V6 PT3865
🇺🇸 US 🇨🇦 CA
GrayFront and RR
Fitment notes — GM GENUINE PT3865
GrayFront and RR4.0MM23-Way Femalewith Leads
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ROSTRA Fits: 3.5L V6 610518
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P1919
🇺🇸 US 🇨🇦 CA
with 3 TerminalsGray
Fitment notes — WELLS 1P1919
with 3 TerminalsGraywith Female Connector
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This table covers the harness connectors at the Accessory Power Outlet. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Bag Connector

Brand Part Number Markets Notes Buy
BWD/NIEHOFF Popular Fits: 3.5L V6 PT944
🇺🇸 US 🇨🇦 CA
with 3 Female TerminalsAt Sensor
Fitment notes — BWD/NIEHOFF PT944
with 3 Female TerminalsAt SensorGray
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GM GENUINE Popular Fits: 3.5L V6 PT382
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT382
Black
Square4-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1445
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
Fitment notes — STANDARD MOTOR PRODUCTS S1445
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
Graywith 3 Female Terminals
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GM GENUINE Fits: 3.5L V6 PT1500
🇺🇸 US 🇨🇦 CA
Fits Arming Sensor ConnectorYellow
Fitment notes — GM GENUINE PT1500
Fits:
Arming Sensor ConnectorYellowwith Gray TipTop Right Guide, Bottom Left GuideIncludes Connector, Wires and Splice Sleeves Only2-Way Female
or:
Front RightYellowwith Gray TipTop Right Guide, Bottom Left GuideFront and Rear Seat Inflatable Restraint(AW9)2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT2038
🇺🇸 US 🇨🇦 CA
Yellow4-Way Male
Fitment notes — GM GENUINE PT2038
Yellow4-Way MaleMetri-Pack 280with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1387
🇺🇸 US 🇨🇦 CA
Repair Harness
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1259
🇺🇸 US 🇨🇦 CA
Weather Resistant: YES
Fitment notes — STANDARD MOTOR PRODUCTS S1259
Weather Resistant: YES
Yellow with Purple Tipwith 2 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1261
🇺🇸 US 🇨🇦 CA
Yellow and Graywith Lock Tab At Top, Index Guides At Top Right and Bottom Left
Fitment notes — STANDARD MOTOR PRODUCTS S1261
Yellow and Graywith Lock Tab At Top, Index Guides At Top Right and Bottom Leftwith 2 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1295
🇺🇸 US 🇨🇦 CA
Gender: FemaleWiring Harness Length (In): 18
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WELLS Fits: 3.5L V6 1P2610
🇺🇸 US 🇨🇦 CA
Fits F
Fitment notes — WELLS 1P2610
Fits:
F
or:
Front End Discriminating Sensor2 Terminal, Yellow with Gray Tip, Female Connectoror Arming Sensor Connector2 Terminal, Yellow with Gray Tip, Female Connector
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WELLS Fits: 3.5L V6 1P1603
🇺🇸 US 🇨🇦 CA
Module Connector, with 4 Terminals
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WELLS Fits: 3.5L V6 1P1890
🇺🇸 US 🇨🇦 CA
with 2 Terminals
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This table covers the harness connectors at the Air Bag. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Bag Module Connector

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 3.5L V6 645599
🇺🇸 US 🇨🇦 CA
Yellow
Fitment notes — DORMAN 645599
Yellow
4 Way Male with LeadsInline
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GM GENUINE Popular Fits: 3.5L V6 PT2038
🇺🇸 US 🇨🇦 CA
Fits Module Coil ConnectorYellow
Fitment notes — GM GENUINE PT2038
Fits:
Module Coil ConnectorYellow4-Way MaleMetri-Pack 280with Leadsor Instrument Panel Air Bag Module ConnectorYellow4-Way MaleMetri-Pack 280with Leadsor Side Impact Module ConnectorYellow4-Way MaleMetri-Pack 280with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1387
🇺🇸 US 🇨🇦 CA
Yellowwith 2 Male Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1259
🇺🇸 US 🇨🇦 CA
Weather Resistant: YES
Fitment notes — STANDARD MOTOR PRODUCTS S1259
Weather Resistant: YES
Yellow with Purple Tipwith 2 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1295
🇺🇸 US 🇨🇦 CA
Gender: FemaleWiring Harness Length (In): 18
Fitment notes — STANDARD MOTOR PRODUCTS S1295
Gender: FemaleWiring Harness Length (In): 18
Yellowwith 4 Male Terminals
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WELLS Fits: 3.5L V6 1P1932
🇺🇸 US 🇨🇦 CA
with 2 Terminal(s)Male End
Fitment notes — WELLS 1P1932
with 2 Terminal(s)Male EndYellow
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WELLS Fits: 3.5L V6 1P1603
🇺🇸 US 🇨🇦 CA
with 4 Terminals
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WELLS Fits: 3.5L V6 1P3897
🇺🇸 US 🇨🇦 CA
Instrument Panel Air Bag Module Connectorwith 5 Blade Terminals
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This table covers the harness connectors at the Air Bag Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Suspension Compressor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1056
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1056
Connector Shape: Rectangleblack
Relay ConnectorBlackwith 7 Female TerminalsMotor Connector
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1131
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1131
Black
Relay ConnectorBlackwith 7 Terminal ConnectorMotor Connector
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WELLS Fits: 3.5L V6 1R1055
🇺🇸 US 🇨🇦 CA
Amperage Rating: 30 AMounting Hardware Included: No
Fitment notes — WELLS 1R1055
Amperage Rating: 30 AMounting Hardware Included: No
Relay Connector
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WELLS Fits: 3.5L V6 1P1668
🇺🇸 US 🇨🇦 CA
Relay Connectorwith 7 Terminal(s)
Fitment notes — WELLS 1P1668
Relay Connectorwith 7 Terminal(s)Motor Connector
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This table covers the harness connectors at the Air Suspension Compressor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Alternator / Generator Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON22
🇺🇸 US 🇨🇦 CA
Connector Shape: Oval
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ACDELCO Fits: 3.5L V6 84941154
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — ACDELCO 84941154
Black
FWDFront & Rear Disc Antilock Brake (JL9)2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT2971
🇺🇸 US 🇨🇦 CA
Gender: MaleTerminal Type: Blade
Fitment notes — GM GENUINE PT2971
Gender: MaleTerminal Type: BladeBlack
FWDFront & Rear Disc Antilock Brake (JL9)2-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1437
🇺🇸 US 🇨🇦 CA
Terminal Type: BladeWiring Harness Length (mm): 438.15
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WELLS Fits: 3.5L V6 1P2043
🇺🇸 US 🇨🇦 CA
with 2 Terminals
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This table covers the harness connectors at the Alternator / Generator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ambient Air Temperature Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
BlackAccepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
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UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON90
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 2Weather Resistant: No
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ACDELCO Fits: 3.5L V6 PT2307
🇺🇸 US 🇨🇦 CA
GoldShape: Rectangle
Fitment notes — ACDELCO PT2307
GoldShape: RectangleTerminal Quantity: 2
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ROSTRA Fits: 3.5L V6 610108
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4720
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP4720
HandypackConnector Shape: OvalIncludes ABS Wheel Speed Sensor Wire HarnessIncludes Backing Plate and SensorHarness Lengthinches: 10.25Length (In): 1Terminal Type: BladeWiring Harness Length (mm): 304.8Black
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S575
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S575
Connector Shape: OvalHarness Lengthincludes ABS Wheel Speed Sensor Wire Harness, Backing Plate and Sensorinches: 10.25Length (In): 1Number of Splice Connectors Included: 0Terminal Gender: FemaleTerminal Type: BladeWiring Harness Length (mm): 304.8Black
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WALKER PRODUCTS Fits: 3.5L V6 2701130
🇺🇸 US 🇨🇦 CA
Terminal Gender: MaleWiring Harness Length: 180.00 mm
Fitment notes — WALKER PRODUCTS 2701130
Terminal Gender: MaleWiring Harness Length: 180.00 mmIncludes Backing Plate and Sensor
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WELLS Fits: 3.5L V6 1P1362
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1362
Connector Shape: OblongTerminal Quantity: 2Terminal Type: BladeWiring Harness Length: 7.0 In
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This table covers the harness connectors at the Ambient Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Anti-Theft Control Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT240
🇺🇸 US 🇨🇦 CA
Red2-Way Female
Fitment notes — GM GENUINE PT240
Red2-Way Femalewith LeadsLamp Connector
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This table covers the harness connectors at the Anti-Theft Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Audio / Video Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2117
🇺🇸 US 🇨🇦 CA
16-WAY FEMALE
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This table covers the harness connectors at the Audio / Video Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Automatic Headlamp Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Square2-Way Femalewith Leads
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This table covers the harness connectors at the Automatic Headlamp Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Battery Current Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT3855
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3855
Black
3-Way Femalewith Leads1.5MM2
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1025
🇺🇸 US 🇨🇦 CA
Connector Shape: Oval
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON6
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Battery Current Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Connector

Brand Part Number Markets Notes Buy
FOUR SEASONS Popular Fits: 3.5L V6 70056
🇺🇸 US 🇨🇦 CA
2 Terminal MaleRectangular Connector
Fitment notes — FOUR SEASONS 70056
2 Terminal MaleRectangular Connectorto Blower Motor
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GM GENUINE Popular Fits: 3.5L V6 PT2195
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2195
Black
Black7-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 1580552
🇺🇸 US 🇨🇦 CA
Includes Connector to Blower Motor
Fitment notes — GM GENUINE 1580552
Includes Connector to Blower Motor
Air ConditioningManual Controls(C60), FrontDual Zone Climate Control with Manual Controls (blue/Red dials only)
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GM GENUINE Fits: 3.5L V6 PT731
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT731
Black
Auxiliary2-Way Femalewith LeadsUnsealed Type
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ROSTRA Fits: 3.5L V6 610289
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP3865
🇺🇸 US 🇨🇦 CA
Handypack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1591
🇺🇸 US 🇨🇦 CA
Gender: MaleLength (In): 1.25
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WELLS Fits: 3.5L V6 1P1576
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Blower Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Control Module / Resistor Connector

Brand Part Number Markets Notes Buy
FOUR SEASONS Popular Fits: 3.5L V6 70050
🇺🇸 US 🇨🇦 CA
7 Terminal MaleHigh Temperature
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GM GENUINE Popular Fits: 3.5L V6 PT2195
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2195
Black
7-Way Femalewith Leads
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GPD Popular Fits: 3.5L V6 1711755
🇺🇸 US 🇨🇦 CA
Blower Motor Resistor Pigtail
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WELLS Popular Fits: 3.5L V6 1P1789
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 4Wire Quantity: 8
Fitment notes — WELLS 1P1789
Terminal Quantity: 4Wire Quantity: 8
with Automatic Temperature Control
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WELLS Popular Fits: 3.5L V6 1P1437
🇺🇸 US 🇨🇦 CA
without Automatic Temperature Control
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ACDELCO Fits: 3.5L V6 PT2485
🇺🇸 US 🇨🇦 CA
GoldShape: Rectangle
Fitment notes — ACDELCO PT2485
GoldShape: Rectangle
Black7 Terminal Female
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DORMAN Fits: 3.5L V6 645528
🇺🇸 US 🇨🇦 CA
4 Way with Leads
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DORMAN Fits: 3.5L V6 645702
🇺🇸 US 🇨🇦 CA
Female
Fitment notes — DORMAN 645702
Female
7 Way Female Connector with Leads
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DORMAN Fits: 3.5L V6 973300
🇺🇸 US 🇨🇦 CA
Harness
Fitment notes — DORMAN 973300
Harness
7 Way Female Connector with Leads
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FOUR SEASONS Fits: 3.5L V6 37257
🇺🇸 US 🇨🇦 CA
4 Terminal Male
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FOUR SEASONS Fits: 3.5L V6 37242
🇺🇸 US 🇨🇦 CA
7 Terminal MaleStandard Temperature
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FOUR SEASONS Fits: 3.5L V6 70056
🇺🇸 US 🇨🇦 CA
2 Terminal Male
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GM GENUINE Fits: 3.5L V6 PT1708
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1708
Black
4-WAY FEMALEwith Leads
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HOLSTEIN Fits: 3.5L V6 2HAR0014
🇺🇸 US 🇨🇦 CA
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ROSTRA Fits: 3.5L V6 610013
🇺🇸 US 🇨🇦 CA
without Automatic Temperature Control
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ROSTRA Fits: 3.5L V6 610069
🇺🇸 US 🇨🇦 CA
with Automatic Temperature Control
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4230
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Rectangle
Fitment notes — STANDARD MOTOR PRODUCTS HP4230
HandypackConnector Shape: RectangleWeather Resistant: NoBlack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S916
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleWeather Resistant: No
Fitment notes — STANDARD MOTOR PRODUCTS S916
Connector Shape: RectangleWeather Resistant: NoWiring Harness Length (mm): 184.15Black
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S916HT
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S916HT
Black
Front and Rearwith High Temperature
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON188
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 7
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON24
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 4
Fitment notes — UNITED MOTOR PRODUCTS CON24
Terminal Gender: FemaleTerminal Quantity: 4Terminal Type: Blade
Block Rear
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This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Relay Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
Fitment notes — STANDARD MOTOR PRODUCTS S803
Connector Shape: SquareWire Gauge (GA): 12, 14
Blower Relay
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UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
Fitment notes — ACDELCO PT2371
GoldShape: Square
Blower Relay
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FOUR SEASONS Fits: 3.5L V6 37232
🇺🇸 US 🇨🇦 CA
5 Terminal MaleMini Terminal
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ROSTRA Fits: 3.5L V6 610138
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
Fitment notes — STANDARD MOTOR PRODUCTS HP4655
HandypackConnector Shape: Square
Blower Relay
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This table covers the harness connectors at the Blower Motor Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Switch Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P4097
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Blower Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Body Control Module (BCM) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 13513605
🇺🇸 US 🇨🇦 CA
GRAY14-WAY FEMALE
Fitment notes — GM GENUINE 13513605
GRAY14-WAY FEMALEwithout LEADS
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This table covers the harness connectors at the Body Control Module (BCM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Body Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
Oval6-Way Femalewith Leads
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GM GENUINE Popular Fits: 3.5L V6 PT382
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT382
Black
Square, Rear Parking AID Display4-Way Femalewith LeadsSquare
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GM GENUINE Popular Fits: 3.5L V6 84779454
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84779454
Black
Black6-Way Malewith Leads1.5MM2
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GM GENUINE Popular Fits: 3.5L V6 PT150
🇺🇸 US 🇨🇦 CA
Natural10-Way Female
Fitment notes — GM GENUINE PT150
Natural10-Way FemaleMetri-Pack 150with Leads
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DORMAN Fits: 3.5L V6 645622
🇺🇸 US 🇨🇦 CA
Yellow
Fitment notes — DORMAN 645622
Yellow
4 Way Female with Leads
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GM GENUINE Fits: 3.5L V6 PT220
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT220
Black
Black1-Way Malewith Leads
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GM GENUINE Fits: 3.5L V6 PT3833
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3833
Black
Black4-Way Femalewith Leads1.5MM
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GM GENUINE Fits: 3.5L V6 PT1344
🇺🇸 US 🇨🇦 CA
Yellow4-Way Female
Fitment notes — GM GENUINE PT1344
Yellow4-Way Femalewith LeadsMetri-Pack 280
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GM GENUINE Fits: 3.5L V6 PT1176
🇺🇸 US 🇨🇦 CA
Natural8-Way Female
Fitment notes — GM GENUINE PT1176
Natural8-Way FemaleMetri-Pack 280with Leads
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GM GENUINE Fits: 3.5L V6 PT1025
🇺🇸 US 🇨🇦 CA
Metri-Pack 150Gray
Fitment notes — GM GENUINE PT1025
Metri-Pack 150Gray4-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT3907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3907
Black
6-Way Malewith LeadsMetri-Pack 280
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GM GENUINE Fits: 3.5L V6 PT171
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT171
Black
Square6-Way Female Metri-Pack 280with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1406
🇺🇸 US 🇨🇦 CA
with Offset Index SlotsYellow
Fitment notes — STANDARD MOTOR PRODUCTS S1406
with Offset Index SlotsYellowwith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1202
🇺🇸 US 🇨🇦 CA
Whitewith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1200
🇺🇸 US 🇨🇦 CA
Attachment Method: Push OnGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1200
Attachment Method: Push OnGender: Female
with 1 Locking TabColor Code Black and Bluewith 6 Male Terminals
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WELLS Fits: 3.5L V6 1P1958
🇺🇸 US 🇨🇦 CA
To Seat Belt Pre-Tensioner Wiring Harnesswith 2 Terminals
Fitment notes — WELLS 1P1958
To Seat Belt Pre-Tensioner Wiring Harnesswith 2 TerminalsYellowFemale End
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WELLS Fits: 3.5L V6 1P1898
🇺🇸 US 🇨🇦 CA
with 4 TerminalsGray
Fitment notes — WELLS 1P1898
with 4 TerminalsGraywith Female Connector
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WELLS Fits: 3.5L V6 1P3379
🇺🇸 US 🇨🇦 CA
with 8 Terminalswith Male Connector
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This table covers the body-harness connectors and pigtails. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Brake Fluid Level Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 TX3A
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 158.75Black
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WELLS Popular Fits: 3.5L V6 1P1006
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongWiring Harness Length: 9.5 In
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ACDELCO Fits: 3.5L V6 PT2386
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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GM GENUINE Fits: 3.5L V6 PT1798
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1798
Gray2-Way FemaleGT150 Sealedwith Leads
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SKP Fits: 3.5L V6 SKTX3A
🇺🇸 US 🇨🇦 CA
Fits Blackor 2 Terminal Female
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP3840
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 158.75
Fitment notes — STANDARD MOTOR PRODUCTS HP3840
HandypackWiring Harness Length (mm): 158.75black
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON203
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Brake Fluid Level Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Brake Pedal Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S2374
🇺🇸 US 🇨🇦 CA
with 3 Blade TerminalsPedal Position Sensor Connector
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WELLS Fits: 3.5L V6 1P2551
🇺🇸 US 🇨🇦 CA
Brake Pedal Position Sensor Connector
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This table covers the harness connectors at the Brake Pedal. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Brake Pedal Position Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT3837
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3837
Black
Includes Connector, Wires and Splice Sleeves Only3-Way Femalewith LeadsGT1501.5MM2
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This table covers the harness connectors at the Brake Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Camshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
SKP Popular Fits: 3.5L V6 SKS656
🇺🇸 US 🇨🇦 CA
Fits Black and Purpl
Fitment notes — SKP SKS656
Fits:
Black and Purpl
or:
3 Terminal Female
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 HP4240
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP4240
HandypackConnector Shape: Oval
with 3 Female Terminals
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ACDELCO Fits: 3.5L V6 PT1910
🇺🇸 US 🇨🇦 CA
GoldTerminal Type: Pin
Fitment notes — ACDELCO PT1910
GoldTerminal Type: Pin
with 3 Female Terminals
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GM GENUINE Fits: 3.5L V6 PT1369
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1369
Black
with LeadsHas Index Notch Between Cavities A and B3-Way Female
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ROSTRA Fits: 3.5L V6 610018
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S656
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S656
Connector Shape: OvalGauge: 18Wiring Harness Length (mm): 254
with 3 Female Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON124
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 3
Fitment notes — UNITED MOTOR PRODUCTS CON124
Terminal Quantity: 3
with 3 Female Terminals
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WALKER PRODUCTS Fits: 3.5L V6 2701038
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
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WELLS Fits: 3.5L V6 1P1209
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 9.5 In
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WELLS Fits: 3.5L V6 1P2581
🇺🇸 US 🇨🇦 CA
with 2 Terminals
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This table covers the harness connectors at the Camshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Chassis Wiring Harness / Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P2561
🇺🇸 US 🇨🇦 CA
with 4 TerminalsBlack
Fitment notes — WELLS 1P2561
with 4 TerminalsBlackwith Female Connector
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This table covers the wiring-harness connectors at the Chassis. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Cigarette Lighter Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT3865
🇺🇸 US 🇨🇦 CA
Gray4.0MM2
Fitment notes — GM GENUINE PT3865
Gray4.0MM23-Way Femalewith Leads
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ROSTRA Fits: 3.5L V6 610518
🇺🇸 US 🇨🇦 CA
with 3 Terminal(s)with 1 Female Connectors
Fitment notes — ROSTRA 610518
with 3 Terminal(s)with 1 Female ConnectorsGray
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1167
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P1919
🇺🇸 US 🇨🇦 CA
with 3 TerminalsGray
Fitment notes — WELLS 1P1919
with 3 TerminalsGraywith Female Connector
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This table covers the harness connectors at the Cigarette Lighter. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Communication Interface Module (VCIM) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT1502
🇺🇸 US 🇨🇦 CA
Natural12-Way Female
Fitment notes — GM GENUINE PT1502
Natural12-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT1404
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1404
Black
Black16-Way Femalewith Leads
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WELLS Fits: 3.5L V6 1P2084
🇺🇸 US 🇨🇦 CA
with 12 TerminalsWhite
Fitment notes — WELLS 1P2084
with 12 TerminalsWhiteFemale End
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WELLS Fits: 3.5L V6 1P2613
🇺🇸 US 🇨🇦 CA
with 16 TerminalsNatural or White
Fitment notes — WELLS 1P2613
with 16 TerminalsNatural or WhiteFemale End
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This table covers the harness connectors at the Communication Interface Module (VCIM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Computer Control Relay Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 Terminals
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This table covers the harness connectors at the Computer Control Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Crankshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT246
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT246
Black
Black6-Way Femalewith LeadsMetri-Pack 150
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WALKER PRODUCTS Popular Fits: 3.5L V6 2701095
🇺🇸 US 🇨🇦 CA
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GM GENUINE Fits: 3.5L V6 PT3855
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3855
Black
Black3-Way Femalewith Leads1.5MM2
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ROSTRA Fits: 3.5L V6 610106
🇺🇸 US 🇨🇦 CA
with 3 Terminal(s)
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1025
🇺🇸 US 🇨🇦 CA
Connector Shape: Oval
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON6
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2388
🇺🇸 US 🇨🇦 CA
Mounting Hardware Included: No
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This table covers the harness connectors at the Crankshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Dome Lamp Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 3.5L V6 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
Fits:
INCLS CONN, WIRES, SEALS AND SPLICE SLEEVES ONLYBLACK3-WAY FEMALEwith Leadsor CENTERBLACK3-WAY FEMALEwith Leads
or:
FrontBlack3-Way Femalewith Leads
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This table covers the harness connectors at the Dome Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Door Jamb Switch Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 3.5L V6 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
BLACK3-WAY FEMALEwith Leads
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GM GENUINE Fits: 3.5L V6 PT2902
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2902
Black
Black4-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S972
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S972
Connector Shape: Rectangleblack
SLIDING DOOR
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This table covers the harness connectors at the Door Jamb Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Door Lock Actuator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT247
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT247
Black
LH, RH and Liftgate, Sealed2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT288
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT288
Black
Rear2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 13513605
🇺🇸 US 🇨🇦 CA
SLIDING DRGRAY
Fitment notes — GM GENUINE 13513605
SLIDING DRGRAY14-WAY FEMALEwithout LEADS
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1819
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Male
Fitment notes — STANDARD MOTOR PRODUCTS S1819
Connector Shape: RectangleGender: MaleLength (In): 1.25Splice Connectors Included: YesWire Gauge (GA): 14
Rear Rightwith Power Sliding DoorLatch Actuator
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This table covers the harness connectors at the Door Lock Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Door Lock Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT248
🇺🇸 US 🇨🇦 CA
Green2-Way Female
Fitment notes — GM GENUINE PT248
Green2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT796
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT796
Black
5-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1637
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1637
Black
with 7 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1184
🇺🇸 US 🇨🇦 CA
Wire Gauge (GA): 18black
Fitment notes — STANDARD MOTOR PRODUCTS S1184
Wire Gauge (GA): 18black
blackwith 6 Female Terminals
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WELLS Fits: 3.5L V6 1P2190
🇺🇸 US 🇨🇦 CA
Fits Leftwith 5 Terminals
Fitment notes — WELLS 1P2190
Fits:
Leftwith 5 TerminalsBlackwith Female Connector90 Degree End
or:
Rightwith 5 TerminalsBlackwith Female Connector90 Degree End
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This table covers the harness connectors at the Door Lock Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Driver Information Display Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1597
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Driver Information Display Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

DVD Player Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2117
🇺🇸 US 🇨🇦 CA
DVD in HeadrestAND AUDIO
Fitment notes — GM GENUINE PT2117
DVD in HeadrestAND AUDIO16-WAY FEMALE
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This table covers the harness connectors at the DVD Player. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

EGR Valve Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON103
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 5Terminal Type: Blade
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WELLS Popular Fits: 3.5L V6 1P1372
🇺🇸 US 🇨🇦 CA
with 5 Terminalswithout Shroud
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ACDELCO Fits: 3.5L V6 PT2315
🇺🇸 US 🇨🇦 CA
GoldTerminal Quantity: 5
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DORMAN Fits: 3.5L V6 645905
🇺🇸 US 🇨🇦 CA
5 Wire
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GM GENUINE Fits: 3.5L V6 PT1154
🇺🇸 US 🇨🇦 CA
UnshroudedLT Gray
Fitment notes — GM GENUINE PT1154
UnshroudedLT Gray5-Way Femalewith Leadswith Cover
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GM GENUINE Fits: 3.5L V6 PT1332
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1332
Black
Shrouded5-Way FemaleM/P 150.2 P2Swith Leads
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SKP Fits: 3.5L V6 SKS605
🇺🇸 US 🇨🇦 CA
Fits Blackor 5 Terminal Female
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4636
🇺🇸 US 🇨🇦 CA
Handypack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S605
🇺🇸 US 🇨🇦 CA
View on
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WELLS Fits: 3.5L V6 1P1589
🇺🇸 US 🇨🇦 CA
5 Terminal Connector, with Shroud and Top Locking Tab
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This table covers the harness connectors at the EGR Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Electronic Spark Control Module Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645595
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — DORMAN 645595
Black
6 WayFemale with Leads
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This table covers the harness connectors at the Electronic Spark Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Engine Control Module (ECM Computer) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 167504
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 167504
Black
Fits:
FWDFront & Rear Disc Antilock Brake (JL9)Active Brake Control (JL4)73-WAY FEMALEwithout LEADS
or:
Front & Rear Disc Antilock Brake (JL9)Exc. Active Brake Control (JL4)73-WAY FEMALEwithout LEADS
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WELLS Fits: 3.5L V6 1P3960
🇺🇸 US 🇨🇦 CA
with 73 Terminalswithout Leads
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This table covers the harness connectors at the Engine Control Module (ECM Computer). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Engine Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2799
🇺🇸 US 🇨🇦 CA
BlackShape: Oval
Fitment notes — GM GENUINE PT2799
BlackShape: Oval
4-Way Malewith Leads
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GM GENUINE Popular Fits: 3.5L V6 PT2623
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2623
Black
Black2-Way Malewith LeadsOval
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GM GENUINE Fits: 3.5L V6 19181245
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19181245
Black
BLACK16-WAY MALEwithout LEADS2IN WIDE
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GM GENUINE Fits: 3.5L V6 19180282
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19180282
Black
BLACK16-WAY FEMALEwithout LEADS150 SERIES, SEALED
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GM GENUINE Fits: 3.5L V6 PT3849
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3849
Black
Black6-Way Malewith Leads2MM2
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WELLS Fits: 3.5L V6 1P1841
🇺🇸 US 🇨🇦 CA
with 2 Terminalswith Male Connector
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WELLS Fits: 3.5L V6 1P2060
🇺🇸 US 🇨🇦 CA
with 16 TerminalsBlack
Fitment notes — WELLS 1P2060
with 16 TerminalsBlackFemale End
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This table covers the wiring-harness connectors at the Engine. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Fog / Driving Lamp Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 HP3835
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP3835
HandypackConnector Shape: OvalWiring Harness Length (mm): 311.15
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S553
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalContact Terminal Material: Metal
Fitment notes — STANDARD MOTOR PRODUCTS S553
Connector Shape: OvalContact Terminal Material: MetalNumber of Splice Connectors Included: 0Wiring Harness Length (In): 12.25Wiring Harness Length (mm): 311.15
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ACDELCO Fits: 3.5L V6 PT2298
🇺🇸 US 🇨🇦 CA
GoldHeight (In): 1.5 in
Fitment notes — ACDELCO PT2298
GoldHeight (In): 1.5 inShape: Rectangle
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DORMAN Fits: 3.5L V6 85855
🇺🇸 US 🇨🇦 CA
2-WireFog Lamp Socket Bulbs 881 & 889
Fitment notes — DORMAN 85855
2-WireFog Lamp Socket Bulbs 881 & 889
2 Way Female with LeadsBlack Oval
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ROSTRA Fits: 3.5L V6 610003
🇺🇸 US 🇨🇦 CA
with Side Mount Bulb
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ROSTRA Fits: 3.5L V6 610001
🇺🇸 US 🇨🇦 CA
with Top Mount Bulb
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SKP Fits: 3.5L V6 SKS553
🇺🇸 US 🇨🇦 CA
Fits Black and Blu
Fitment notes — SKP SKS553
Fits:
Black and Blu
or:
2 Terminal Female
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON78
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2076
🇺🇸 US 🇨🇦 CA
with Top Mount Bulb
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WELLS Fits: 3.5L V6 1P1032
🇺🇸 US 🇨🇦 CA
with Side Mount Bulb
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This table covers the harness connectors at the Fog / Driving Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Injection Relay Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 Terminals
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This table covers the harness connectors at the Fuel Injection Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Injector Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 HP3945
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
Fitment notes — STANDARD MOTOR PRODUCTS HP3945
HandypackConnector Shape: SquareIncludes Wheel Speed Sensor Wiring HarnessBlackIncludes ABS Wheel Speed Sensor Wire Harness
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S824
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S824
Connector Shape: SquareHarness LengthIncludes ABS Wheel Speed Sensor Wire HarnessIncludes Wheel Speed Sensor Wiring Harnessinches: 7Length (In): 1.25Wiring Harness Length (mm): 209.55Black
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WELLS Popular Fits: 3.5L V6 1P1344
🇺🇸 US 🇨🇦 CA
Terminal Type: BladeWiring Harness Length: 8.5 In
Fitment notes — WELLS 1P1344
Terminal Type: BladeWiring Harness Length: 8.5 In
with 2 Terminals
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ACDELCO Fits: 3.5L V6 PT2160
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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ACDELCO Fits: 3.5L V6 PT1846
🇺🇸 US 🇨🇦 CA
2-WAY FEMALE GRAY
Fitment notes — ACDELCO PT1846
2-WAY FEMALE GRAY
CONNECTOR,INJR-FUEL
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GB REMANUFACTURING Fits: 3.5L V6 5191
🇺🇸 US 🇨🇦 CA
View on
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GM GENUINE Fits: 3.5L V6 PT3765
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3765
Gray2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT1401
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1401
Black
Black16-Way Femalewith Leads4 End Terminals Are 2.8MM Wide and 12 Middle Terminals Are 1.5MM Wide
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HOLSTEIN Fits: 3.5L V6 2HAR0035
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
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SKP Fits: 3.5L V6 SKS824
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1243
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGauge: 18-12 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S1243
Connector Shape: RectangleGauge: 18-12 GaugeLength (In): 1.125
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON176
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Fuel Injector. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Pump / Circuit Opening Relay Connector

Brand Part Number Markets Notes Buy
CARTER Fits: 3.5L V6 888700
🇺🇸 US 🇨🇦 CA
Fuel Pump Wiring Harness
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GMB Fits: 3.5L V6 5001023
🇺🇸 US 🇨🇦 CA
Fuel Pump Wiring Harness
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This table covers the harness connectors at the Fuel Pump / Circuit Opening Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Pump Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1265
🇺🇸 US 🇨🇦 CA
Black
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON18
🇺🇸 US 🇨🇦 CA
View on
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WELLS Fits: 3.5L V6 1P2604
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Fuel Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Pump Drive Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2887
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2887
Black
Black4-Way Femalewith LeadsControl Module Connector
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This table covers the harness connectors at the Fuel Pump Drive Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Sending Unit Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645175
🇺🇸 US 🇨🇦 CA
4 Way Female with LeadsPigtail Connector
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WELLS Fits: 3.5L V6 1P2604
🇺🇸 US 🇨🇦 CA
with 4 TerminalsBlack
Fitment notes — WELLS 1P2604
with 4 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Fuel Sending Unit. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Tank Pressure Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2782
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade PinWidth: 3 In
Fitment notes — GM GENUINE PT2782
Terminal Type: Blade PinWidth: 3 InBlack
BLACK3-WAY FEMALEwith Leads
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SKP Popular Fits: 3.5L V6 SKS656
🇺🇸 US 🇨🇦 CA
Fits Black and Purpl
Fitment notes — SKP SKS656
Fits:
Black and Purpl
or:
3 Terminal Female
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ACDELCO Fits: 3.5L V6 PT1910
🇺🇸 US 🇨🇦 CA
GoldTerminal Type: Pin
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ROSTRA Fits: 3.5L V6 610018
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4240
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S656
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S656
Connector Shape: OvalGauge: 18Wiring Harness Length (mm): 254
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON124
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 3
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WALKER PRODUCTS Fits: 3.5L V6 2701038
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
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WELLS Fits: 3.5L V6 1P1209
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 9.5 In
Fitment notes — WELLS 1P1209
Gender: MaleWiring Harness Length: 9.5 In
with 3 Terminals
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This table covers the harness connectors at the Fuel Tank Pressure Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Garage Door Opener Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2503
🇺🇸 US 🇨🇦 CA
Natural3-Way Female
Fitment notes — GM GENUINE PT2503
Natural3-Way Femalewith Leads
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This table covers the harness connectors at the Garage Door Opener. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ground Block Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2645
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2645
Black
Black1-Way Femalewith Leads
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ROSTRA Fits: 3.5L V6 610794
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1329
🇺🇸 US 🇨🇦 CA
Length (In): 1Wiring Harness Length (In): 17.5
Fitment notes — STANDARD MOTOR PRODUCTS S1329
Length (In): 1Wiring Harness Length (In): 17.5Black
Bus Bar
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WELLS Fits: 3.5L V6 1P2077
🇺🇸 US 🇨🇦 CA
To Bus Barwith 1 Terminal(s)
Fitment notes — WELLS 1P2077
To Bus Barwith 1 Terminal(s)Blackwith Female Connectorwith 13 IN Lead
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This table covers the harness connectors at the Ground Block. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Headlamp Dimmer Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Female TerminalsHeadlamp Dimmer
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Female TerminalsHeadlamp Dimmer
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This table covers the harness connectors at the Headlamp Dimmer Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Headlamp Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1074
🇺🇸 US 🇨🇦 CA
Contact Terminal Material: MetalWiring Harness Length (In): 17.5
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This table covers the harness connectors at the Headlamp Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Headlamp Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2799
🇺🇸 US 🇨🇦 CA
BlackShape: Oval
Fitment notes — GM GENUINE PT2799
BlackShape: Oval
Black4-Way Malewith Leads
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GM GENUINE Fits: 3.5L V6 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
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GM GENUINE Fits: 3.5L V6 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 LWH104
🇺🇸 US 🇨🇦 CA
Blue Streak
Fitment notes — STANDARD MOTOR PRODUCTS LWH104
Blue Streak
with H11 Bulb
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This table covers the wiring-harness connectors at the Headlamp. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Heater Air Door Actuator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
Includes Connector, Wires and Splice Sleeves Only2-Way Femalewith Leads1.5MM2Mode
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GM GENUINE Popular Fits: 3.5L V6 PT2195
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2195
Black
Black7-Way Femalewith LeadsRecirculation
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DORMAN Fits: 3.5L V6 645702
🇺🇸 US 🇨🇦 CA
Female
Fitment notes — DORMAN 645702
Female
7 Way Female with LeadsRecirculation
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DORMAN Fits: 3.5L V6 973300
🇺🇸 US 🇨🇦 CA
Harness
Fitment notes — DORMAN 973300
Harness
7 Way Female with LeadsRecirculation
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1059
🇺🇸 US 🇨🇦 CA
Wire Gauge (GA): 16, 20
Fitment notes — STANDARD MOTOR PRODUCTS S1059
Wire Gauge (GA): 16, 20
Blend
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WELLS Fits: 3.5L V6 1P1012
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — WELLS 1P1012
Terminal Gender: Female
with 2 Terminal(s)Blackwith Female ConnectorMode
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This table covers the harness connectors at the Heater Air Door Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

High Mount Brake Light Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Square2-Way Femalewith Leads
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This table covers the harness connectors at the High Mount Brake Light. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

High Mount Brake Light Relay Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT1205
🇺🇸 US 🇨🇦 CA
Gray5-Way Female
Fitment notes — GM GENUINE PT1205
Gray5-Way Femalewith Leads
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This table covers the harness connectors at the High Mount Brake Light Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Hood Ajar Indicator Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
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GM GENUINE Fits: 3.5L V6 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
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This table covers the harness connectors at the Hood Ajar Indicator Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Horn Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645589
🇺🇸 US 🇨🇦 CA
2 Way Female with Leads
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GM GENUINE Fits: 3.5L V6 PT3910
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3910
Gray2-Way Femalewith Leads
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WELLS Fits: 3.5L V6 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
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This table covers the harness connectors at the Horn. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Idle Air Control (IAC) Valve Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645405
🇺🇸 US 🇨🇦 CA
4 Way Female with Leads
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This table covers the harness connectors at the Idle Air Control (IAC) Valve. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ignition Coil Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
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DORMAN Fits: 3.5L V6 645595
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — DORMAN 645595
Black
6 WayFemale with Leads
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ROSTRA Fits: 3.5L V6 610257
🇺🇸 US 🇨🇦 CA
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON23
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2026
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ignition Control Module (ICM) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
BLACK6-WAY FEMALEwith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON23
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Ignition Control Module (ICM). Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ignition Relay Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
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This table covers the harness connectors at the Ignition Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Inline Connector

Brand Part Number Markets Notes Buy
ROSTRA Popular Fits: 3.5L V6 610385
🇺🇸 US 🇨🇦 CA
with 1 Terminal(s)with 1 Female Connectors
Fitment notes — ROSTRA 610385
with 1 Terminal(s)with 1 Female ConnectorsTo Negative Battery Cable
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WELLS Popular Fits: 3.5L V6 1P2171
🇺🇸 US 🇨🇦 CA
To Negative Battery Cablewith 1 Terminal(s)
Fitment notes — WELLS 1P2171
To Negative Battery Cablewith 1 Terminal(s)Blackwith Female Connector
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WELLS Fits: 3.5L V6 1P1888
🇺🇸 US 🇨🇦 CA
To seat heater harness
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WELLS Fits: 3.5L V6 1P1932
🇺🇸 US 🇨🇦 CA
To Air Bag Side Impact Sensor Modulewith 2 Terminals
Fitment notes — WELLS 1P1932
To Air Bag Side Impact Sensor Modulewith 2 TerminalsYellowMale End
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WELLS Fits: 3.5L V6 1P1969
🇺🇸 US 🇨🇦 CA
To Instrument Panel Harnesswith 2 Terminals
Fitment notes — WELLS 1P1969
To Instrument Panel Harnesswith 2 TerminalsNatural or WhiteMale End
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WELLS Fits: 3.5L V6 1P2017
🇺🇸 US 🇨🇦 CA
To Body Harnesswith 4 Terminals
Fitment notes — WELLS 1P2017
To Body Harnesswith 4 TerminalsYellowwith Female Connector
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WELLS Fits: 3.5L V6 1P1904
🇺🇸 US 🇨🇦 CA
To Liftgate Harnesswith 6 Terminals
Fitment notes — WELLS 1P1904
To Liftgate Harnesswith 6 TerminalsBlackwith Male Connector
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WELLS Fits: 3.5L V6 1P2566
🇺🇸 US 🇨🇦 CA
Fits To Body Harnesswith 10 Terminals
Fitment notes — WELLS 1P2566
Fits:
To Body Harnesswith 10 TerminalsNatural or WhiteMale Endor To Engine Harnesswith 10 TerminalsNatural or WhiteMale End
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WELLS Fits: 3.5L V6 1P2060
🇺🇸 US 🇨🇦 CA
To Fuel Injector Harnesswith 16 Terminals
Fitment notes — WELLS 1P2060
To Fuel Injector Harnesswith 16 TerminalsBlackFemale End
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WELLS Fits: 3.5L V6 1P2091
🇺🇸 US 🇨🇦 CA
To Instrument Panel Harnesswith 16 Terminals
Fitment notes — WELLS 1P2091
To Instrument Panel Harnesswith 16 TerminalsBlackMale Endwith Oval Connector
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This table covers the harness connectors at the Inline. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Inside Rear View Mirror Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1611
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1611
Connector Shape: SquareGender: Femaleblack
Vanity Mirror Connector
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This table covers the harness connectors at the Inside Rear View Mirror. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Instrument Panel Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2799
🇺🇸 US 🇨🇦 CA
BlackShape: Oval
Fitment notes — GM GENUINE PT2799
BlackShape: Oval
Black4-Way Malewith Leads
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GM GENUINE Popular Fits: 3.5L V6 PT3850
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3850
Black
Fits:
Includes Connector Only 2nd Design For 20054-Way Femalewith Leads1.5MM2
or:
Oval, Forward LP4-Way Femalewith Leads1.5MM2
or:
Oval, to Engine4-Way Femalewith Leads1.5MM2
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GM GENUINE Fits: 3.5L V6 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
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GM GENUINE Fits: 3.5L V6 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT2623
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2623
Black
Black2-Way Malewith LeadsOval
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GM GENUINE Fits: 3.5L V6 PT1416
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1416
Black
16-Way Malewith LeadsGT1501.75" Wide
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1065
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleNumber of Splice Connectors Included: 10
Fitment notes — STANDARD MOTOR PRODUCTS S1065
Connector Shape: RectangleNumber of Splice Connectors Included: 10Weather Resistant: NoWire Gauge (GA): 18
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WELLS Fits: 3.5L V6 1P1864
🇺🇸 US 🇨🇦 CA
Theft Deterrent IndicatorInstrument Lamp Connector
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This table covers the harness connectors at the Instrument Panel. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Keyless Entry Module / Receiver Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1117
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangle
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This table covers the harness connectors at the Keyless Entry Module / Receiver. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Knock / Detonation Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2652
🇺🇸 US 🇨🇦 CA
Natural2-Way Female
Fitment notes — GM GENUINE PT2652
Natural2-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S934
🇺🇸 US 🇨🇦 CA
Contact Terminal Material: Metal
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON191
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
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WELLS Fits: 3.5L V6 1P1571
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Knock / Detonation Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

License Plate Lamp Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645534
🇺🇸 US 🇨🇦 CA
2 Way Female with Leads
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This table covers the harness connectors at the License Plate Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Liftgate Harness Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2719
🇺🇸 US 🇨🇦 CA
BlackLength: 8.5 In
Fitment notes — GM GENUINE PT2719
BlackLength: 8.5 In
BLACK8-WAY MALEwith Leads
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GM GENUINE Fits: 3.5L V6 PT325
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT325
Black
Black3-Way Malewith Leads
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GM GENUINE Fits: 3.5L V6 PT228
🇺🇸 US 🇨🇦 CA
Natural2-Way Male
Fitment notes — GM GENUINE PT228
Natural2-Way Malewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1104
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1104
Connector Shape: RectangleGender: FemaleLength (In): 1
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WELLS Fits: 3.5L V6 1P4168
🇺🇸 US 🇨🇦 CA
with 3 Terminals
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This table covers the harness connectors at the Liftgate Harness. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Liftgate Object Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 84779454
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84779454
Black
Rear6-Way Malewith Leads1.5MM2
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This table covers the harness connectors at the Liftgate Object Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Manifold Pressure (MAP) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2785
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2785
Black
Fits:
Front & Rear Disc Antilock Brake (JL9)Exc. Active Brake Control (JL4)5-Way Femalewith Leadsor FWDFront & Rear Disc Antilock Brake (JL9)Active Brake Control (JL4)5-Way Femalewith Leads
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GM GENUINE Popular Fits: 3.5L V6 PT1799
🇺🇸 US 🇨🇦 CA
GrayEngine
Fitment notes — GM GENUINE PT1799
GrayEngine3-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4155
🇺🇸 US 🇨🇦 CA
Handypack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S952
🇺🇸 US 🇨🇦 CA
View on
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON199
🇺🇸 US 🇨🇦 CA
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WALKER PRODUCTS Fits: 3.5L V6 2701044
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
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This table covers the harness connectors at the Manifold Pressure (MAP) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Map / Reading Light Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 3.5L V6 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
BLACK3-WAY FEMALEwith Leads
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This table covers the harness connectors at the Map / Reading Light. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Mass Air Flow (MAF) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2785
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2785
Black
5-Way Femalewith Leads
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UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON17
🇺🇸 US 🇨🇦 CA
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DORMAN Fits: 3.5L V6 645500
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 17.25 InBlack
Fitment notes — DORMAN 645500
Wiring Harness Length: 17.25 InBlack
5 WireRound Connector
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ROSTRA Fits: 3.5L V6 610122
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4796
🇺🇸 US 🇨🇦 CA
Handypack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1262
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 5
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WALKER PRODUCTS Fits: 3.5L V6 2701134
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2072
🇺🇸 US 🇨🇦 CA
with 5 TerminalsBlack
Fitment notes — WELLS 1P2072
with 5 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Mass Air Flow (MAF) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Microphone Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
Mobile Phone Microphonewith Leads, Square2-Way Male
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This table covers the harness connectors at the Microphone. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Multi-Function Relay Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 Terminals
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This table covers the harness connectors at the Multi-Function Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Multi-Function Switch Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1651
🇺🇸 US 🇨🇦 CA
with 8 Terminals
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This table covers the harness connectors at the Multi-Function Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Neutral Safety Switch / Range Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1076
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P3374
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Neutral Safety Switch / Range Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Occupant Detection Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2648
🇺🇸 US 🇨🇦 CA
LH, RHGray
Fitment notes — GM GENUINE PT2648
LH, RHGray3-Way Femalewith LeadsAir Bag Passenger Sensor Connector
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This table covers the harness connectors at the Occupant Detection Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oil Pressure Sender / Switch Connector

Brand Part Number Markets Notes Buy
ACDELCO Popular Fits: 3.5L V6 PT2319
🇺🇸 US 🇨🇦 CA
GoldTerminal Gender: Female
Fitment notes — ACDELCO PT2319
GoldTerminal Gender: Female
with 3 Female TerminalsColor Code Black and Purple
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 HP4440
🇺🇸 US 🇨🇦 CA
Handypack
Fitment notes — STANDARD MOTOR PRODUCTS HP4440
Handypack
Color Code Black and Purplewith 3 Female Terminals
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DORMAN Fits: 3.5L V6 645785
🇺🇸 US 🇨🇦 CA
3 Way Female Connector, Black
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GM GENUINE Fits: 3.5L V6 PT100
🇺🇸 US 🇨🇦 CA
Includes Connector, Wires and Splice Sleeves OnlyGray
Fitment notes — GM GENUINE PT100
Includes Connector, Wires and Splice Sleeves OnlyGray1-Way Femalewith Leads4-Way Base
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ROSTRA Fits: 3.5L V6 610130
🇺🇸 US 🇨🇦 CA
with 1 Terminal(s)
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S639
🇺🇸 US 🇨🇦 CA
Whitewith 1 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S619
🇺🇸 US 🇨🇦 CA
Connector Shape: RoundTerminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S619
Connector Shape: RoundTerminal Type: BladeWeather Resistant: YESWire Gauge (GA): 18
Color Code Black and Purplewith 3 Female Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON120
🇺🇸 US 🇨🇦 CA
with 1 Terminals
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WELLS Fits: 3.5L V6 1P1054
🇺🇸 US 🇨🇦 CA
Used with 1 Pin Terminal Switch
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This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

On-Board Diagnostic (OBD) Port Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT1101
🇺🇸 US 🇨🇦 CA
Gray12-Way Female
Fitment notes — GM GENUINE PT1101
Gray12-Way Femalewith Leads and CapGT150
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1796
🇺🇸 US 🇨🇦 CA
Black
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WELLS Fits: 3.5L V6 1P1474
🇺🇸 US 🇨🇦 CA
Universal Type
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This table covers the harness connectors at the On-Board Diagnostic (OBD) Port. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Outside Mirror & Glass Assembly Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1639
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleWiring Harness Length (In): 16.5
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This table covers the harness connectors at the Outside Mirror & Glass Assembly. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Outside Mirror Drive Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT267
🇺🇸 US 🇨🇦 CA
Gray6-Way Male
Fitment notes — GM GENUINE PT267
Gray6-Way Malewith Leads
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This table covers the harness connectors at the Outside Mirror Drive Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Outside Mirror Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT150
🇺🇸 US 🇨🇦 CA
Natural10-Way Female
Fitment notes — GM GENUINE PT150
Natural10-Way FemaleMetri-Pack 150with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1065
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleNumber of Splice Connectors Included: 10
Fitment notes — STANDARD MOTOR PRODUCTS S1065
Connector Shape: RectangleNumber of Splice Connectors Included: 10Weather Resistant: NoWire Gauge (GA): 18
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This table covers the harness connectors at the Outside Mirror Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oxygen (O2) Sensor Connector

Brand Part Number Markets Notes Buy
ACDELCO Popular Fits: 3.5L V6 PT1373
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT1373
GM Original Equipment
SecondaryGRAY4-WAY MALEwith Leads
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UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON14
🇺🇸 US 🇨🇦 CA
with 4 Female Terminalswith Gray and Blue Connector
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GM GENUINE Fits: 3.5L V6 PT1069
🇺🇸 US 🇨🇦 CA
Gray4-Way Female
Fitment notes — GM GENUINE PT1069
Gray4-Way Femalewith Leads
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ROSTRA Fits: 3.5L V6 610214
🇺🇸 US 🇨🇦 CA
Square Typewith Gray Connector
Fitment notes — ROSTRA 610214
Square Typewith Gray Connectorwith 4 Terminal(s)Body SideBlue
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S928
🇺🇸 US 🇨🇦 CA
Downstream SensorColor Code Black and Yellow
Fitment notes — STANDARD MOTOR PRODUCTS S928
Downstream SensorColor Code Black and Yellowwith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1208
🇺🇸 US 🇨🇦 CA
Upstream SensorColor Code Gray and Blue
Fitment notes — STANDARD MOTOR PRODUCTS S1208
Upstream SensorColor Code Gray and Bluewith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S926
🇺🇸 US 🇨🇦 CA
Downstream Sensorwhite
Fitment notes — STANDARD MOTOR PRODUCTS S926
Downstream Sensorwhitewith 4 Male Terminals
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WELLS Fits: 3.5L V6 1P1596
🇺🇸 US 🇨🇦 CA
4 Terminal, Gray Housing, Square Shape, Female Connector, Body Side
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WELLS Fits: 3.5L V6 1P1677
🇺🇸 US 🇨🇦 CA
4 Terminal, Gray Housing, Square Shape, Male Connector, Body Side
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This table covers the harness connectors at the Oxygen (O2) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Park Assist (PAS) Camera Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT242
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT242
Black
Rear1-Way Femalewith LeadsUnsealed
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This table covers the harness connectors at the Park Assist (PAS) Camera Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Parking / Turn Signal Lamp Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT3855
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3855
Black
Black3-Way Femalewith Leads1.5MM2
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ROSTRA Fits: 3.5L V6 610106
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2388
🇺🇸 US 🇨🇦 CA
Mounting Hardware Included: No
Fitment notes — WELLS 1P2388
Mounting Hardware Included: No
with 3 TerminalsBlackwith Female Connector
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WELLS Fits: 3.5L V6 1P4190
🇺🇸 US 🇨🇦 CA
with 3 Terminals
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This table covers the harness connectors at the Parking / Turn Signal Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Parking Aid Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 84999471
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84999471
Black
RearLH, RH, Corner, Middle3-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT2626
🇺🇸 US 🇨🇦 CA
RearLH, RH, CORNER, MIDDLE
Fitment notes — GM GENUINE PT2626
RearLH, RH, CORNER, MIDDLE3-WAY FEMALE BLACK
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1104
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1104
Connector Shape: RectangleGender: FemaleLength (In): 1
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WELLS Fits: 3.5L V6 1P2024
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 16.0 In
Fitment notes — WELLS 1P2024
Wiring Harness Length: 16.0 In
with 3 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Parking Aid Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Parking Brake Switch Connector

Brand Part Number Markets Notes Buy
ROSTRA Fits: 3.5L V6 610842
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P1882
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 10.5 In
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This table covers the harness connectors at the Parking Brake Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Door Lock Connector

Brand Part Number Markets Notes Buy
FAMOUS BRAND Fits: 3.5L V6 PTA3189
🇺🇸 US 🇨🇦 CA
Power Door Connectorwith 8 Terminal(s)
Fitment notes — FAMOUS BRAND PTA3189
Power Door Connectorwith 8 Terminal(s)with Female ConnectorAt Sliding Door Contact SwitchBlack
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This table covers the harness connectors at the Power Door Lock. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Seat Control Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT1346
🇺🇸 US 🇨🇦 CA
BlackConnector
Fitment notes — GM GENUINE PT1346
BlackConnector
Black8-Way Femalewith Leads7-12GA and 4-18GA as RequiredMemory Module
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1104
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1104
Connector Shape: RectangleGender: FemaleLength (In): 1
Memory Switch
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This table covers the harness connectors at the Power Seat Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Seat Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT3923
🇺🇸 US 🇨🇦 CA
Contains Connector Only
Fitment notes — GM GENUINE PT3923
Contains Connector Only
Gray6-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT1032
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1032
Black
LH, RH6-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT3907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3907
Black
LH, RH, Square6-Way Malewith LeadsMetri-Pack 280Connects To Seat Recline Motor
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1699
🇺🇸 US 🇨🇦 CA
Length (In): 0.75Number of Splice Connectors Included: 6
Fitment notes — STANDARD MOTOR PRODUCTS S1699
Length (In): 0.75Number of Splice Connectors Included: 6Weather Resistant: NoWire Gauge (GA): 18Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
whitewith 6 Female TerminalsConnects to Power Seat Harness
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1200
🇺🇸 US 🇨🇦 CA
Attachment Method: Push OnGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1200
Attachment Method: Push OnGender: Female
with 1 Locking TabColor Code Black and Bluewith 6 Male TerminalsConnects to Power Seat Harness
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This table covers the harness connectors at the Power Seat Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Seat Switch Connector

Brand Part Number Markets Notes Buy
BWD/NIEHOFF Fits: 3.5L V6 PT1197
🇺🇸 US 🇨🇦 CA
Power Seat Connectorwith 6 Female Terminals
Fitment notes — BWD/NIEHOFF PT1197
Power Seat Connectorwith 6 Female TerminalsAt HarnessWhite
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WELLS Fits: 3.5L V6 1P2022
🇺🇸 US 🇨🇦 CA
with 10 TerminalsBlack
Fitment notes — WELLS 1P2022
with 10 TerminalsBlackMale End
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This table covers the harness connectors at the Power Seat Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Sliding Door Switch Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1894
🇺🇸 US 🇨🇦 CA
with 8 TerminalsBlack
Fitment notes — WELLS 1P1894
with 8 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Power Sliding Door Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Window Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
Rearindex tab center cavity And2-Way Femalewith Leads1.5MM2
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WELLS Popular Fits: 3.5L V6 1P1012
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — WELLS 1P1012
Terminal Gender: Female
For Quarter Flip Windowwith 2 TerminalsBlackwith Female Connector
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ACDELCO Fits: 3.5L V6 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
RearGPS 1 Vehicle Communication System (UE1),Single RH Electric Sliding Door (E58)Black3-Way Femalewith Leads
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ACDELCO Fits: 3.5L V6 PT2372
🇺🇸 US 🇨🇦 CA
Gold
Fitment notes — ACDELCO PT2372
Gold
with 8 Female Terminalsbrown
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GM GENUINE Fits: 3.5L V6 PT1208
🇺🇸 US 🇨🇦 CA
RightBrown
Fitment notes — GM GENUINE PT1208
RightBrown8-Way FemaleGT280with Leads
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GM GENUINE Fits: 3.5L V6 PT2882
🇺🇸 US 🇨🇦 CA
Shape: SquareBlack
Fitment notes — GM GENUINE PT2882
Shape: SquareBlack
Left8-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S804
🇺🇸 US 🇨🇦 CA
Length (In): 0.875Wire Gauge (GA): 14
Fitment notes — STANDARD MOTOR PRODUCTS S804
Length (In): 0.875Wire Gauge (GA): 14Wiring Harness Length (mm): 215.9
brownwith 8 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1793
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1793
Black
Front Left
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This table covers the harness connectors at the Power Window Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Powertrain Control Module Relay Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
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This table covers the harness connectors at the Powertrain Control Module Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Radiator Fan Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT1231
🇺🇸 US 🇨🇦 CA
MP 280Gray
Fitment notes — GM GENUINE PT1231
MP 280Gray4-Way Femalewith LeadsFlat
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SKP Popular Fits: 3.5L V6 SKS1352
🇺🇸 US 🇨🇦 CA
Fits Grayor 4 Terminal Female
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FOUR SEASONS Fits: 3.5L V6 70054
🇺🇸 US 🇨🇦 CA
4 Terminal MaleHigh Temperature
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FOUR SEASONS Fits: 3.5L V6 37247
🇺🇸 US 🇨🇦 CA
4 Terminal MaleStandard Temperature
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4795
🇺🇸 US 🇨🇦 CA
HandypackWeather Resistant: YES
Fitment notes — STANDARD MOTOR PRODUCTS HP4795
HandypackWeather Resistant: YES
Graywith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1343
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleWiring Harness Length (mm): 431.8
Fitment notes — STANDARD MOTOR PRODUCTS S1343
Connector Shape: RectangleWiring Harness Length (mm): 431.8
Color Code Black and Brownwith 2 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1352
🇺🇸 US 🇨🇦 CA
Contact Terminal Material: MetalWeather Resistant: YES
Fitment notes — STANDARD MOTOR PRODUCTS S1352
Contact Terminal Material: MetalWeather Resistant: YESWiring Harness Length (mm): 438.15
Graywith 4 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1340
🇺🇸 US 🇨🇦 CA
Gauge: 10 GAWiring Harness Length (mm): 457.2
Fitment notes — STANDARD MOTOR PRODUCTS S1340
Gauge: 10 GAWiring Harness Length (mm): 457.2
Graywith 4 Male Terminals
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WELLS Fits: 3.5L V6 1P1560
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Radiator Fan Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Radiator Fan Relay Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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FOUR SEASONS Fits: 3.5L V6 37232
🇺🇸 US 🇨🇦 CA
5 Terminal MaleMini Terminal
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ROSTRA Fits: 3.5L V6 610138
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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This table covers the harness connectors at the Radiator Fan Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Radio Connector

Brand Part Number Markets Notes Buy
METRA Fits: 3.5L V6 7120031
🇺🇸 US 🇨🇦 CA
OEM Radio HarnessFor OEM Radio
Fitment notes — METRA 7120031
OEM Radio HarnessFor OEM Radio
Plugs Into OEM Radio24-PinPower 4-SpeakersFully Terminated
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1059
🇺🇸 US 🇨🇦 CA
Wire Gauge (GA): 16, 20
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This table covers the harness connectors at the Radio. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Rain Sensor Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1012
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — WELLS 1P1012
Terminal Gender: Female
with 2 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Rain Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Relay Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 TerminalsGraywith Square Connector
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This table covers the harness connectors at the Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Repair Harness

Brand Part Number Markets Notes Buy
ROSTRA Popular Fits: 3.5L V6 610317
🇺🇸 US 🇨🇦 CA
with 6 Terminal(s)with 1 Female Connectors
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WELLS Popular Fits: 3.5L V6 1P1579
🇺🇸 US 🇨🇦 CA
with 6 Terminalswith Female Connector
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ATP Fits: 3.5L V6 JE25
🇺🇸 US 🇨🇦 CA
Round
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ATP Fits: 3.5L V6 JE34
🇺🇸 US 🇨🇦 CA
External Repair/Test Harness (20 Pins, White Wires)
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ROSTRA Fits: 3.5L V6 610665
🇺🇸 US 🇨🇦 CA
with 8 Terminal(s)with 1 Female Connectors
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WELLS Fits: 3.5L V6 1P1652
🇺🇸 US 🇨🇦 CA
with 8 Terminalswith Female Connector
View on
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This table covers the Repair harnesses.

Seat Belt Pretensioner Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT1204
🇺🇸 US 🇨🇦 CA
Yellow2-Way Female
Fitment notes — GM GENUINE PT1204
Yellow2-Way FemaleMP150with Leads
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GM GENUINE Fits: 3.5L V6 PT420
🇺🇸 US 🇨🇦 CA
BlackLength: 11.4 In
Fitment notes — GM GENUINE PT420
BlackLength: 11.4 InShape: OvalTerminal Type: Pin
BLACK3-WAY FEMALEwith Leads
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This table covers the harness connectors at the Seat Belt Pretensioner. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Seat Heater Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT601
🇺🇸 US 🇨🇦 CA
Green2-Way Female
Fitment notes — GM GENUINE PT601
Green2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT382
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT382
Black
Square4-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1149
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Seat Heater. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Self-Leveling Unit Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT3707
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3707
Black
BLACK8-WAY FEMALEwith Leads
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WELLS Popular Fits: 3.5L V6 1P2070
🇺🇸 US 🇨🇦 CA
with 8 TerminalsBlack
Fitment notes — WELLS 1P2070
with 8 TerminalsBlackwith Female Connector
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GM GENUINE Fits: 3.5L V6 PT246
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT246
Black
Black6-Way Femalewith LeadsMetri-Pack 150
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GM GENUINE Fits: 3.5L V6 PT150
🇺🇸 US 🇨🇦 CA
Natural10-Way Female
Fitment notes — GM GENUINE PT150
Natural10-Way FemaleMetri-Pack 150with Leads2nd Design For 2005, Use On Vehicles with VIN XXXXXXXX AND GREATER.
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1647
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Male
Fitment notes — STANDARD MOTOR PRODUCTS S1647
Connector Shape: RectangleGender: MaleNumber of Splice Connectors Included: 6Wire Gauge (GA): 14Wiring Harness Length (mm): 438.15Black
Blackwith 6 Male Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1056
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1056
Connector Shape: Rectangleblack
blackwith 7 Female Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1131
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1131
Black
blackwith 7 Terminal Connector
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1065
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleNumber of Splice Connectors Included: 10
Fitment notes — STANDARD MOTOR PRODUCTS S1065
Connector Shape: RectangleNumber of Splice Connectors Included: 10Weather Resistant: NoWire Gauge (GA): 18
whitewith 10 Female Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON32
🇺🇸 US 🇨🇦 CA
with 6 Male Terminalswith Male Terminal
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This table covers the harness connectors at the Self-Leveling Unit. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Speaker Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Fits:
Square, without Locking Tab2-Way Femalewith LeadsSquar
or:
Square2-Way Femalewith Leads
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GM GENUINE Fits: 3.5L V6 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
LH, RH, FRT, RR, index tab center cavity And, with Locking Tab2-Way Femalewith Leads1.5MM2
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METRA Fits: 3.5L V6 724568
🇺🇸 US 🇨🇦 CA
TURBOWireSpeaker Harness
Fitment notes — METRA 724568
TURBOWireSpeaker Harness
2-Pin Speaker ConnectorRequires 1 Kit Per Pair Speakers
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WELLS Fits: 3.5L V6 1P1012
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — WELLS 1P1012
Terminal Gender: Female
with Center Cavity Index Tabwith 2 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Speaker. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Speed Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 TX3A
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 158.75Black
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WELLS Popular Fits: 3.5L V6 1P1006
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongWiring Harness Length: 9.5 In
Fitment notes — WELLS 1P1006
Connector Shape: OblongWiring Harness Length: 9.5 In
Fits:
with 2 Terminalsor with 2 Terminal(s)Transmission Output
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ACDELCO Fits: 3.5L V6 PT2386
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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DORMAN Fits: 3.5L V6 645782
🇺🇸 US 🇨🇦 CA
FWDVehicle Speed Sensor
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GM GENUINE Fits: 3.5L V6 PT1798
🇺🇸 US 🇨🇦 CA
Includes Connector, Wires and Splice SleevesGray
Fitment notes — GM GENUINE PT1798
Includes Connector, Wires and Splice SleevesGray2-Way FemaleGT150 Sealedwith Leads
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SKP Fits: 3.5L V6 SKTX3A
🇺🇸 US 🇨🇦 CA
Fits Blackor 2 Terminal Female
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP3840
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 158.75
Fitment notes — STANDARD MOTOR PRODUCTS HP3840
HandypackWiring Harness Length (mm): 158.75black
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON203
🇺🇸 US 🇨🇦 CA
Transmission Output
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WALKER PRODUCTS Fits: 3.5L V6 2111500
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 2Includes O-Ring
Fitment notes — WALKER PRODUCTS 2111500
Terminal Quantity: 2Includes O-Ring
FWD
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This table covers the harness connectors at the Speed Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Starter Motor Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
Starter Motor Relay Connector
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
Fitment notes — ACDELCO PT2371
GoldShape: Square
Starter Motor Relay Connector
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
Fitment notes — STANDARD MOTOR PRODUCTS HP4655
HandypackConnector Shape: Square
Starter Motor Relay Connector
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
Fitment notes — STANDARD MOTOR PRODUCTS S803
Connector Shape: SquareWire Gauge (GA): 12, 14
Starter Motor Relay Connector
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 Terminal(s)Starter Motor Relay Connector
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This table covers the harness connectors at the Starter Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Starter Solenoid Connector

Brand Part Number Markets Notes Buy
ROSTRA Fits: 3.5L V6 610385
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2171
🇺🇸 US 🇨🇦 CA
Single Terminal, Black, Female Connector
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This table covers the harness connectors at the Starter Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Steering Wheel Position Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1148
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangle
Fitment notes — STANDARD MOTOR PRODUCTS S1148
Connector Shape: Rectangle
Angle Sensor
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WELLS Fits: 3.5L V6 1P4046
🇺🇸 US 🇨🇦 CA
with 6 Terminal(s)Gray
Fitment notes — WELLS 1P4046
with 6 Terminal(s)Graywith Female ConnectorAngle Sensor
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This table covers the harness connectors at the Steering Wheel Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Step / Courtesy Light Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT242
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT242
Black
Black1-Way Femalewith LeadsUnsealed
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This table covers the harness connectors at the Step / Courtesy Light. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Sun Visor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
2-Way Malewith LeadsSquare
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This table covers the harness connectors at the Sun Visor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Tail Lamp Assembly Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
Fitment notes — STANDARD MOTOR PRODUCTS S1479
Connector Shape: OvalLength (In): 1.125
Color Code Black and Purplewith 6 Female Terminals
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DORMAN Fits: 3.5L V6 645595
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — DORMAN 645595
Black
6 WayFemale with Leads
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GM GENUINE Fits: 3.5L V6 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
Fits:
BLACK6-WAY FEMALEwith Leadsor Includes Wires and Splice Sleeves Only6-Way Femalewith Leads
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON23
🇺🇸 US 🇨🇦 CA
Fits with Black and Purple Connectoror with 6 Female Terminals
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WELLS Fits: 3.5L V6 1P2066
🇺🇸 US 🇨🇦 CA
with 8 TerminalsBlack
Fitment notes — WELLS 1P2066
with 8 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Tail Lamp Assembly. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Temperature Sender / Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 TX3A
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 158.75Black
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WELLS Popular Fits: 3.5L V6 1P1006
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongWiring Harness Length: 9.5 In
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ACDELCO Fits: 3.5L V6 PT2386
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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FOUR SEASONS Fits: 3.5L V6 37231
🇺🇸 US 🇨🇦 CA
2 Terminal Malewith Oval Connector
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GM GENUINE Fits: 3.5L V6 PT1798
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1798
Gray2-Way FemaleGT150 Sealedwith Leads
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ROSTRA Fits: 3.5L V6 610011
🇺🇸 US 🇨🇦 CA
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SKP Fits: 3.5L V6 SKTX3A
🇺🇸 US 🇨🇦 CA
Fits Blackor 2 Terminal Female
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP3840
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 158.75
Fitment notes — STANDARD MOTOR PRODUCTS HP3840
HandypackWiring Harness Length (mm): 158.75black
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON203
🇺🇸 US 🇨🇦 CA
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WALKER PRODUCTS Fits: 3.5L V6 2111500
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 2Includes O-Ring
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This table covers the harness connectors at the Temperature Sender / Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Throttle Actuator Control Module Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON38
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2573
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Throttle Actuator Control Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Throttle Control Actuator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1745
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
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WELLS Fits: 3.5L V6 1P2573
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Throttle Control Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Connector

Brand Part Number Markets Notes Buy
CURT Fits: 3.5L V6 56077
🇺🇸 US 🇨🇦 CA
Custom Wiring Harness4-Way Flat
Fitment notes — CURT 56077
Custom Wiring Harness4-Way Flat
2-Wire System
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GM GENUINE Fits: 3.5L V6 PT3849
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3849
Black
Black6-Way Malewith Leads2MM2
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GM GENUINE Fits: 3.5L V6 PT246
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT246
Black
Black6-Way Femalewith LeadsMetri-Pack 150
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TEKONSHA Fits: 3.5L V6 118396
🇺🇸 US 🇨🇦 CA
T-One Connector Assembly
Fitment notes — TEKONSHA 118396
T-One Connector Assembly
Drilling Required
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This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Transmission Fluid Temperature Sensor Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 3.5L V6 1P1364
🇺🇸 US 🇨🇦 CA
Fits with 2 Terminalsor with 2 Terminal(s)Manual Trans
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This table covers the harness connectors at the Transmission Fluid Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Transmission-Automatic Wiring Harness / Connector

Brand Part Number Markets Notes Buy
ROSTRA Popular Fits: 3.5L V6 3500083
🇺🇸 US 🇨🇦 CA
GM Universal External Repair & Test Harness 20 Pins & White Wires
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ATP Fits: 3.5L V6 JE24
🇺🇸 US 🇨🇦 CA
with 7-Pin Clip InPosition: Internal
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ATP Fits: 3.5L V6 JE31
🇺🇸 US 🇨🇦 CA
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PIONEER Fits: 3.5L V6 772036
🇺🇸 US 🇨🇦 CA
with 7-Pin Clip InInternal
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ROSTRA Fits: 3.5L V6 3500075
🇺🇸 US 🇨🇦 CA
Universal Internal Wire Harness
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This table covers the wiring-harness connectors at the Transmission-Automatic. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Trunk / Cargo Area Lamp Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Square2-Way Femalewith Leads
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This table covers the harness connectors at the Trunk / Cargo Area Lamp. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Turn Signal Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Blade Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Terminal(s)
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WELLS Fits: 3.5L V6 1P1651
🇺🇸 US 🇨🇦 CA
with 8 Terminals
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This table covers the harness connectors at the Turn Signal Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Vapor Canister Purge Valve / Solenoid Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2784
🇺🇸 US 🇨🇦 CA
Red2-Way Female
Fitment notes — GM GENUINE PT2784
Red2-Way Femalewith Leads
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WELLS Popular Fits: 3.5L V6 1P1479
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 15.5 In
Fitment notes — WELLS 1P1479
Gender: MaleWiring Harness Length: 15.5 In
with 2 TerminalsOval
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DORMAN Fits: 3.5L V6 645631
🇺🇸 US 🇨🇦 CA
Red
Fitment notes — DORMAN 645631
Red
2 Way with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4625
🇺🇸 US 🇨🇦 CA
HandypackTerminal Type: Blade Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1350
🇺🇸 US 🇨🇦 CA
Length (In): 1.125Terminal Type: Blade Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON19
🇺🇸 US 🇨🇦 CA
Color: Gray/BlueTerminal Gender: Female
Fitment notes — UNITED MOTOR PRODUCTS CON19
Color: Gray/BlueTerminal Gender: FemaleTerminal Type: Blade
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This table covers the harness connectors at the Vapor Canister Purge Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Vapor Canister Vent Valve / Solenoid Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2784
🇺🇸 US 🇨🇦 CA
Red2-Way Female
Fitment notes — GM GENUINE PT2784
Red2-Way Femalewith Leads
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WELLS Popular Fits: 3.5L V6 1P1479
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 15.5 In
Fitment notes — WELLS 1P1479
Gender: MaleWiring Harness Length: 15.5 In
Repair Connector
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DORMAN Fits: 3.5L V6 645631
🇺🇸 US 🇨🇦 CA
Red
Fitment notes — DORMAN 645631
Red
2 Way with Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4625
🇺🇸 US 🇨🇦 CA
HandypackTerminal Type: Blade Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1350
🇺🇸 US 🇨🇦 CA
Length (In): 1.125Terminal Type: Blade Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON19
🇺🇸 US 🇨🇦 CA
Color: Gray/BlueTerminal Gender: Female
Fitment notes — UNITED MOTOR PRODUCTS CON19
Color: Gray/BlueTerminal Gender: FemaleTerminal Type: Blade
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WELLS Fits: 3.5L V6 1P1793
🇺🇸 US 🇨🇦 CA
Gender: Male FemaleWiring Harness Length: 5.5 In
Fitment notes — WELLS 1P1793
Gender: Male FemaleWiring Harness Length: 5.5 In
Jumper for OEM Vent Solenoid Redesign2 Terminal, 6" Leads with Male and Female Connector Ends
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This table covers the harness connectors at the Vapor Canister Vent Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Variable Power Steering Solenoid Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 3.5L V6 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
BLACK3-WAY FEMALEwith Leads
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GM GENUINE Fits: 3.5L V6 15326110
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 15326110
Black
LeftIncludes Connector, Wires and Splice Sleeves Only12-Way Femalewithout Leads
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GM GENUINE Fits: 3.5L V6 PT1032
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1032
Black
BLACK6-WAY FEMALEwith Leads
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GM GENUINE Fits: 3.5L V6 PT3604
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3604
Black
Wire Size 1.0From Body Harness2-Way Femalewith Leads
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This table covers the harness connectors at the Variable Power Steering Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Variable Valve Timing (VVT) Solenoid Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1418
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (In): 17.25
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This table covers the harness connectors at the Variable Valve Timing (VVT) Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Voltage Regulator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1025
🇺🇸 US 🇨🇦 CA
Connector Shape: Oval
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GM GENUINE Fits: 3.5L V6 PT3855
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3855
Black
Black3-Way Femalewith Leads1.5MM2
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ROSTRA Fits: 3.5L V6 610106
🇺🇸 US 🇨🇦 CA
with 3 Terminal(s)with 1 Female Connectors
Fitment notes — ROSTRA 610106
with 3 Terminal(s)with 1 Female ConnectorsBlack
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON6
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P2388
🇺🇸 US 🇨🇦 CA
Mounting Hardware Included: No
Fitment notes — WELLS 1P2388
Mounting Hardware Included: No
with 3 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Voltage Regulator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Washer Pump Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
FrontAccepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
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GM GENUINE Fits: 3.5L V6 PT3786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3786
Black
2-Way Femalewith LeadsM/P280,SealedSingle Release Tab On Top
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ROSTRA Fits: 3.5L V6 610132
🇺🇸 US 🇨🇦 CA
Rear
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WAI GLOBAL Fits: 3.5L V6 399002
🇺🇸 US 🇨🇦 CA
AccessoryUniversal Switch for Washer Pump System
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WELLS Fits: 3.5L V6 1P1416
🇺🇸 US 🇨🇦 CA
Rear
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This table covers the harness connectors at the Washer Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Washer Pump Relay Connector

Brand Part Number Markets Notes Buy
UNITED MOTOR PRODUCTS Popular Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
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This table covers the harness connectors at the Washer Pump Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Window Defroster Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.5L V6 PT2645
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2645
Black
1-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1329
🇺🇸 US 🇨🇦 CA
Length (In): 1Wiring Harness Length (In): 17.5
Fitment notes — STANDARD MOTOR PRODUCTS S1329
Length (In): 1Wiring Harness Length (In): 17.5BlackRear
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WELLS Fits: 3.5L V6 1P2077
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Window Defroster Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Window Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
RR QTR WDO, index tab center cavity And2-Way Femalewith Leads1.5MM2
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WELLS Popular Fits: 3.5L V6 1P1012
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — WELLS 1P1012
Terminal Gender: Female
with 2 Terminal(s)Blackwith Female ConnectorQuarter Flip Window Motor Connector
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DORMAN Fits: 3.5L V6 645200
🇺🇸 US 🇨🇦 CA
Gray
Fitment notes — DORMAN 645200
Gray
2 Way with Leads
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GM GENUINE Fits: 3.5L V6 PT2072
🇺🇸 US 🇨🇦 CA
GrayFront Side
Fitment notes — GM GENUINE PT2072
GrayFront Side2-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1416
🇺🇸 US 🇨🇦 CA
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WELLS Fits: 3.5L V6 1P1587
🇺🇸 US 🇨🇦 CA
Front
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This table covers the harness connectors at the Window Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Wiper / Washer Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Blade Terminals
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Terminal(s)
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This table covers the harness connectors at the Wiper / Washer Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Wiper Motor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1533
🇺🇸 US 🇨🇦 CA
Number of Splice Connectors Included: 4
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WELLS Popular Fits: 3.5L V6 1P1416
🇺🇸 US 🇨🇦 CA
Rear
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GM GENUINE Fits: 3.5L V6 PT2879
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2879
Black
Rear4-Way Femalewith Leads
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ROSTRA Fits: 3.5L V6 610231
🇺🇸 US 🇨🇦 CA
Front
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 HP4655
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
Fitment notes — STANDARD MOTOR PRODUCTS HP4655
HandypackConnector Shape: Square
Relay Connector
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S803
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareWire Gauge (GA): 12, 14
Fitment notes — STANDARD MOTOR PRODUCTS S803
Connector Shape: SquareWire Gauge (GA): 12, 14
Relay Connector
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WELLS Fits: 3.5L V6 1P2648
🇺🇸 US 🇨🇦 CA
Frontwith 4 Terminals
Fitment notes — WELLS 1P2648
Frontwith 4 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Wiper Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Wiper Motor Relay Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 3.5L V6 PT2371
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON164
🇺🇸 US 🇨🇦 CA
Terminal Gender: FemaleTerminal Quantity: 5
Fitment notes — UNITED MOTOR PRODUCTS CON164
Terminal Gender: FemaleTerminal Quantity: 5Terminal Type: Blade
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WELLS Fits: 3.5L V6 1P1184
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 7.0 In
Fitment notes — WELLS 1P1184
Wiring Harness Length: 7.0 In
with 5 Terminals
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This table covers the harness connectors at the Wiper Motor Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Yaw Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.5L V6 PT2785
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2785
Black
Black5-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Popular Fits: 3.5L V6 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
Fitment notes — STANDARD MOTOR PRODUCTS S1479
Connector Shape: OvalLength (In): 1.125
Color Code Black and Purplewith 6 Female Terminals
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DORMAN Fits: 3.5L V6 645595
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — DORMAN 645595
Black
6 WayFemale with Leads
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ROSTRA Fits: 3.5L V6 610122
🇺🇸 US 🇨🇦 CA
with 5 Terminal(s)with 1 Female Connectors
Fitment notes — ROSTRA 610122
with 5 Terminal(s)with 1 Female ConnectorsBlack
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S1057
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1
Fitment notes — STANDARD MOTOR PRODUCTS S1057
Connector Shape: OvalLength (In): 1Black
with Active Brake Controlwith 6 Female Terminals
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UNITED MOTOR PRODUCTS Fits: 3.5L V6 CON23
🇺🇸 US 🇨🇦 CA
Fits with Black and Purple Connectoror with 6 Female Terminals
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WELLS Fits: 3.5L V6 1P2072
🇺🇸 US 🇨🇦 CA
with 5 TerminalsBlack
Fitment notes — WELLS 1P2072
with 5 TerminalsBlackwith Female Connector
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This table covers the harness connectors at the Yaw Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Buying Electrical Connector Parts for a 2006 Buick Terraza

On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.

  • Match the engine first. Every electrical connector part here is engine-specific; each row shows which engine(s) it fits.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Blower Motor Control Module / Resistor Connector and Body Wiring Harness / Connector .

Frequently Asked Questions

How many electrical connector parts fit the 2006 Buick Terraza?

Our catalog currently lists 565 electrical connector parts for the 2006 Buick Terraza across 135 subcategories and 24 brands, covering both the 3.5L V6 and the 3.9L V6. Each part is matched to the engine(s) it fits.

Do electrical connector parts differ between 2006 Buick Terraza engines?

Yes. Every electrical connector part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of electrical connector problems on a 2006 Buick Terraza?

Common symptoms include intermittent faults that move when the harness is wiggled, green corrosion inside a plug, or melted connector housings near heat sources. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2006 Buick Terraza was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 2006 Buick Terraza?

First match the engine — each row shows which engine(s) the part fits. Then match the connector by terminal count and keyway, not just appearance — many families look identical but will not lock. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2006 Buick Terraza

Electrical Connector Parts for Other Buick Terraza Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.