2006 Isuzu Ascender Electrical Connector Parts

Engine:

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

The 2006 Isuzu Ascender has 388 electrical connector parts with verified fitment on this page — 119 part types and 18 brands, covering both the 4.2L L6 and the 5.3L V8. Each part includes a manufacturer part number and application notes.

On the 2006 Isuzu Ascender, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 57 parts of the 388 listed are Blower Motor Control Module / Resistor Connector (24 parts), Trailer Connector (22 parts) and A/C Refrigerant Pressure Switch Connector (11 parts). The other 116 part types cover the remaining 331 parts.

4WD Disconnect Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1069
🇺🇸 US 🇨🇦 CA
Selector
View on
Amazon

This table covers the harness connectors at the 4WD Disconnect. 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
FOUR SEASONS Fits: 5.3L V8 37240
🇺🇸 US 🇨🇦 CA
2 Terminal Malewith Oval Connector
Fitment notes — FOUR SEASONS 37240
2 Terminal Malewith Oval ConnectorWhite and Blue
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3910
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3910
Gray2-Way Femalewith Leads
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON92
🇺🇸 US 🇨🇦 CA
To Switch
View on
Amazon
WELLS Fits: 5.3L V8 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
View on
Amazon

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
ACDELCO Fits: 5.3L V8 PT2353
🇺🇸 US 🇨🇦 CA
GoldInsulated Coating: No
Fitment notes — ACDELCO PT2353
GoldInsulated Coating: NoTerminal Type: Pressure Contact
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT420
🇺🇸 US 🇨🇦 CA
BlackLength: 11.4 In
Fitment notes — GM GENUINE PT420
BlackLength: 11.4 InShape: OvalTerminal Type: Pin
BLACK3-WAY FEMALEwith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S724
🇺🇸 US 🇨🇦 CA
Wire Gauge (GA): 18
View on
Amazon

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
ACDELCO Popular Fits: 5.3L V8 PT2319
🇺🇸 US 🇨🇦 CA
GoldTerminal Gender: Female
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 HP4440
🇺🇸 US 🇨🇦 CA
Handypack
View on
Amazon
WELLS Popular Fits: 5.3L V8 1P1065
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2309
🇺🇸 US 🇨🇦 CA
Gold
Fitment notes — ACDELCO PT2309
Gold
Low PressureCut-Off
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37236
🇺🇸 US 🇨🇦 CA
3 Terminal Male
View on
Amazon
ROSTRA Fits: 5.3L V8 610072
🇺🇸 US 🇨🇦 CA
View on
Amazon
ROSTRA Fits: 5.3L V8 610225
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP4750
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP4750
HandypackConnector Shape: OvalHarness Lengthinches: 12
Low PressureCut-Off
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S578
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S578
Connector Shape: OvalGauge: 18Harness Lengthinches: 12Terminal Gender: Female
Low PressureCut-Off
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S619
🇺🇸 US 🇨🇦 CA
Connector Shape: RoundTerminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S619
Connector Shape: RoundTerminal Type: BladeWeather Resistant: YESWire Gauge (GA): 18
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON110
🇺🇸 US 🇨🇦 CA
with Round Connector
View on
Amazon

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.

ABS Wheel Speed Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
RearAccepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
View on
Amazon
WELLS Popular Fits: 5.3L V8 1P2005
🇺🇸 US 🇨🇦 CA
Frontwith 2 Terminals
Fitment notes — WELLS 1P2005
Frontwith 2 TerminalsBlackwith Female Connector
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
FrontOVAL
Fitment notes — GM GENUINE PT2629
FrontOVAL2-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
FrontOval2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2623
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2623
Black
Round or Oval2-Way Malewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610167
🇺🇸 US 🇨🇦 CA
Frontwith 2 Terminal(s)
Fitment notes — ROSTRA 610167
Frontwith 2 Terminal(s)with 1 Female ConnectorsBlack
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 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): 304.8BlackRear
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 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): 304.8BlackRear
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1717
🇺🇸 US 🇨🇦 CA
Front
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 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 SensorRear
View on
Amazon

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: 5.3L V8 S1479
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalLength (In): 1.125
View on
Amazon
DORMAN Fits: 5.3L V8 645595
🇺🇸 US 🇨🇦 CA
Black
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
6-Way Femalewith Leads
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON23
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 5.3L V8 1P1599
🇺🇸 US 🇨🇦 CA
View on
Amazon

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.

Air Bag Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
Fits:
Seat Position Sensor ConnectorFront Left2-Way Femalewith Leads1.5MM2
or:
Seat Position Sensor ConnectorFront Right2-Way Femalewith Leads1.5MM2
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT1204
🇺🇸 US 🇨🇦 CA
Yellow2-Way Female
Fitment notes — GM GENUINE PT1204
Yellow2-Way FemaleMP150with LeadsRoof Side Rail Air Bag
View on
Amazon
GM GENUINE Fits: 5.3L V8 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 Leads
View on
Amazon

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
ACDELCO Fits: 5.3L V8 PT3871
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3871
GM Original Equipment
Relay ConnectorBlackAuto Air LVL Cont (G67)8-Way Femalewith LeadsMotor Connector
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3855
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3855
Black
Relay ConnectorBlackAuto Air Level Control (G67)3-Way Femalewith Leads1.5MM2Motor Connector
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT1383
🇺🇸 US 🇨🇦 CA
Beige2-Way Female
Fitment notes — GM GENUINE PT1383
Beige2-Way Female4-Way Base with Leads
View on
Amazon

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 Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Lower Left and Right2-Way Femalewith LeadsSquare
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT248
🇺🇸 US 🇨🇦 CA
Fits OutsideGreen
Fitment notes — GM GENUINE PT248
Fits:
OutsideGreen2-Way Femalewith Leadsor 129.0" WheelbaseGreen2-Way Femalewith Leads
View on
Amazon
WELLS Fits: 5.3L V8 1P1018
🇺🇸 US 🇨🇦 CA
with Green Connector
View on
Amazon

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 Popular Fits: 5.3L V8 PT150
🇺🇸 US 🇨🇦 CA
Natural10-Way Female
Fitment notes — GM GENUINE PT150
Natural10-Way FemaleMetri-Pack 150with Leads
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2771
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2771
GM Original Equipment
4-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3821
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3821
Black
4-Way Femalewith Leads1.5MM2
View on
Amazon
GM GENUINE Fits: 5.3L V8 13314098
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 13314098
Black
4-WAY FEMALEwith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1670
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade Terminals
Fitment notes — STANDARD MOTOR PRODUCTS S1670
Terminal Type: Blade Terminals
with Oval Connectorwith 4 Female Terminals
View on
Amazon

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.

Automatic Headlamp Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
FrontBlackDual Zone Climate Control with Manual Controls (blue/Red dials only)2-Way Femalewith LeadsSquare
View on
Amazon

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.

Back Up / Reverse Lamp Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1555
🇺🇸 US 🇨🇦 CA
5-WAY FEMALE BLACK
View on
Amazon

This table covers the harness connectors at the Back Up / Reverse 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.

Blower Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT189
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT189
Black
FrontBlackDual Zone Climate Control with Manual Controls (blue/Red dials only)12GA Wires2-Way Femalewith Leads
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 70056
🇺🇸 US 🇨🇦 CA
2 Terminal MaleRectangular Connector
Fitment notes — FOUR SEASONS 70056
2 Terminal MaleRectangular Connectorto Blower Motor
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2881
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Blade Pin
Fitment notes — GM GENUINE PT2881
BlackTerminal Type: Blade Pin
Fits:
Auxiliary129.0" Wheelbase2-Way Femalewith Leadsor 129.0" WheelbaseAir Conditioning Front Automatic/Auxiliary Control(CJ2),FrontDual Zone Climate Control with Manual Controls (blue/Red dials only)2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3847
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3847
Black
BlackAir Conditioning Front Automatic/Auxiliary Control(CJ2)3-Way Femalewith Leads2.5MM2
View on
Amazon
HOLSTEIN Fits: 5.3L V8 2HAR0023
🇺🇸 US 🇨🇦 CA
Blackwith 3 Female Terminals
Fitment notes — HOLSTEIN 2HAR0023
Blackwith 3 Female Terminalswith 2.5mm Lead Wires
View on
Amazon

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: 5.3L V8 70050
🇺🇸 US 🇨🇦 CA
7 Terminal MaleHigh Temperature
View on
Amazon
GM GENUINE Popular Fits: 5.3L V8 PT2887
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2887
Black
129.0" WheelbaseAir Conditioning Front Automatic/Auxiliary Control(CJ2),FrontDual Zone Climate Control with Manual Controls (blue/Red dials only)4-Way Femalewith Leads
View on
Amazon
GM GENUINE Popular Fits: 5.3L V8 PT2195
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2195
Black
FrontDual Zone Climate Control with Manual Controls (blue/Red dials only)7-Way Femalewith Leads
View on
Amazon
GPD Popular Fits: 5.3L V8 1711755
🇺🇸 US 🇨🇦 CA
FrontBlower Motor Resistor Pigtail
Fitment notes — GPD 1711755
FrontBlower Motor Resistor Pigtailwith Manual A/C Controls
View on
Amazon
WELLS Popular Fits: 5.3L V8 1P1437
🇺🇸 US 🇨🇦 CA
Frontwithout Automatic Temperature Control
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2485
🇺🇸 US 🇨🇦 CA
GoldShape: Rectangle
Fitment notes — ACDELCO PT2485
GoldShape: Rectangle
with Manual Control
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37242
🇺🇸 US 🇨🇦 CA
7 Terminal MaleStandard Temperature
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37266
🇺🇸 US 🇨🇦 CA
5 Terminal Male
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 70056
🇺🇸 US 🇨🇦 CA
2 Terminal Male
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3847
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3847
Black
BlackAir Conditioning Front Automatic/Auxiliary Control(CJ2)3-Way Femalewith Leads2.5MM2
View on
Amazon
HOLSTEIN Fits: 5.3L V8 2HAR0023
🇺🇸 US 🇨🇦 CA
Blackwith 3 Female Terminals
Fitment notes — HOLSTEIN 2HAR0023
Blackwith 3 Female Terminalswith 2.5mm Lead Wires
View on
Amazon
HOLSTEIN Fits: 5.3L V8 2HAR0047
🇺🇸 US 🇨🇦 CA
Frontwith Automatic Temperature Control
Fitment notes — HOLSTEIN 2HAR0047
Frontwith Automatic Temperature ControlMultiple Connectors Required5 Terminals
View on
Amazon
ROSTRA Fits: 5.3L V8 610013
🇺🇸 US 🇨🇦 CA
Front
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP4230
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Rectangle
Fitment notes — STANDARD MOTOR PRODUCTS HP4230
HandypackConnector Shape: RectangleWeather Resistant: NoBlack
without Automatic Temperature Control
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S916
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleWeather Resistant: No
Fitment notes — STANDARD MOTOR PRODUCTS S916
Connector Shape: RectangleWeather Resistant: NoWiring Harness Length (mm): 184.15Black
without Automatic Temperature Control
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP3865
🇺🇸 US 🇨🇦 CA
Handypack
Fitment notes — STANDARD MOTOR PRODUCTS HP3865
Handypack
Frontwith Automatic Temperature Controlwith 2 Terminal(s)
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP4652
🇺🇸 US 🇨🇦 CA
Handy PackBlack
Fitment notes — STANDARD MOTOR PRODUCTS HP4652
Handy PackBlack
Frontwith Automatic Temperature Controlwith 5 Blade Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1619
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1619
Black
Frontwith Automatic Temperature Controlwith 5 Blade Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1265
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1265
Black
Rearwith Automatic temperature control
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1591
🇺🇸 US 🇨🇦 CA
Gender: MaleLength (In): 1.25
Fitment notes — STANDARD MOTOR PRODUCTS S1591
Gender: MaleLength (In): 1.25
Frontwith Automatic Temperature Controlwith 2 Terminal(s)
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1619HT
🇺🇸 US 🇨🇦 CA
Blue Streak
Fitment notes — STANDARD MOTOR PRODUCTS S1619HT
Blue Streak
Frontwith Automatic Temperature Controlwith 5 Blade Terminalswith High Temperature
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON188
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 7
Fitment notes — UNITED MOTOR PRODUCTS CON188
Terminal Quantity: 7
with Manual A/C Controls
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON18
🇺🇸 US 🇨🇦 CA
with Automatic Temperature Control You Can Set a specific numeric temperature
View on
Amazon
WELLS Fits: 5.3L V8 1P2604
🇺🇸 US 🇨🇦 CA
Rearwith 4 Terminal(s)
Fitment notes — WELLS 1P2604
Rearwith 4 Terminal(s)Blackwith Female Connector
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT1205
🇺🇸 US 🇨🇦 CA
FrontGray
Fitment notes — GM GENUINE PT1205
FrontGrayDual Zone Climate Control with Manual Controls (blue/Red dials only)5-Way Femalewith Leads
View on
Amazon

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
ACDELCO Fits: 5.3L V8 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
Auxiliary129.0" WheelbaseFront AuxiliaryBlack3-Way Femalewith Leads
View on
Amazon
DORMAN Fits: 5.3L V8 645516
🇺🇸 US 🇨🇦 CA
Fits Frontwith Manual Air Conditioning Controls
Fitment notes — DORMAN 645516
Fits:
Frontwith Manual Air Conditioning Controlswith Rear Window Defogger
or:
Rearwith Manual Air Conditioning Controlswith Rear Window Defogger
View on
Amazon

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 Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
From INSTRUMENT PANEL HARN6-Way Femalewith Leads
View on
Amazon
GM GENUINE Popular Fits: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
with Leads, Square2-Way Malewith LeadsSquare
View on
Amazon
ACDELCO Fits: 5.3L V8 PT1462
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT1462
GM Original Equipment
LH, RH, FRT DR9-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 19180282
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19180282
Black
BlackAll Terminal 1.5MM Wide16-Way Femalewithout Leads150 Series, Sealed
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1651
🇺🇸 US 🇨🇦 CA
Shape: RectangularBlack
Fitment notes — GM GENUINE PT1651
Shape: RectangularBlack
Front Bucket Seat(A50)From Driver Seat Harness4-Way Malewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2038
🇺🇸 US 🇨🇦 CA
Yellow4-Way Male
Fitment notes — GM GENUINE PT2038
Yellow4-Way MaleMetri-Pack 280with Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3907
Black
Square, From Liftgate Harness6-Way Malewith LeadsMetri-Pack 280
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3799
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3799
Black
129.0" WheelbaseRectangle6-Way Malewith Leads1.5MM2
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1870
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1870
Black
From INSTRUMENT PANEL HARN4-Way Malewith LeadsGT 150
View on
Amazon

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 Light Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT392
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT392
Black
6-Way Female with Leads
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2362
🇺🇸 US 🇨🇦 CA
Gold
View on
Amazon
ROSTRA Fits: 5.3L V8 610100
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S749
🇺🇸 US 🇨🇦 CA
Black
View on
Amazon
WELLS Fits: 5.3L V8 1P1305
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 8.41 In
View on
Amazon

This table covers the harness connectors at the Brake Light 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.

Cabin Air Temperature Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Black2-Way Femalewith LeadsSquareDuct Air Temp Sensor Connector
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1104
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleGender: Female
Fitment notes — STANDARD MOTOR PRODUCTS S1104
Connector Shape: RectangleGender: FemaleLength (In): 1
View on
Amazon

This table covers the harness connectors at the Cabin 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.

Camshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT2782
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade PinWidth: 3 In
Fitment notes — GM GENUINE PT2782
Terminal Type: Blade PinWidth: 3 InBlack
BLACK3-WAY FEMALEwith Leads
View on
Amazon
SKP Popular Fits: 5.3L V8 SKS656
🇺🇸 US 🇨🇦 CA
Fits Black and Purpl
Fitment notes — SKP SKS656
Fits:
Black and Purpl
or:
3 Terminal Female
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 HP4240
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
Fitment notes — STANDARD MOTOR PRODUCTS HP4240
HandypackConnector Shape: Oval
Color Code Black and Purplewith 3 Female Terminals
View on
Amazon
ACDELCO Fits: 5.3L V8 PT1910
🇺🇸 US 🇨🇦 CA
GoldTerminal Type: Pin
Fitment notes — ACDELCO PT1910
GoldTerminal Type: Pin
with 3 Female TerminalsColor Code Black and Purple
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT420
🇺🇸 US 🇨🇦 CA
BlackLength: 11.4 In
Fitment notes — GM GENUINE PT420
BlackLength: 11.4 InShape: OvalTerminal Type: Pin
3-Way Femalewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610018
🇺🇸 US 🇨🇦 CA
View on
Amazon
SKP Fits: 5.3L V8 SKS724
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S656
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S656
Connector Shape: OvalGauge: 18Wiring Harness Length (mm): 254
Color Code Black and Purplewith 3 Female Terminals
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON124
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 3
Fitment notes — UNITED MOTOR PRODUCTS CON124
Terminal Quantity: 3
with 3 Female Terminalswith Black and Purple Connector
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2701038
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
View on
Amazon
WELLS Fits: 5.3L V8 1P1209
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 9.5 In
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
Oval, From INSTRUMENT PANEL HARN2-Way Female Black
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval, From INSTRUMENT PANEL HARN2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1798
🇺🇸 US 🇨🇦 CA
GrayFrom Engine Harness, GT150
Fitment notes — GM GENUINE PT1798
GrayFrom Engine Harness, GT1502-Way FemaleGT150 Sealedwith Leads
View on
Amazon

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.

Climate Control Sun Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3836
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3836
Black
Black4-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Climate Control Sun 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.

Communication Interface Module (VCIM) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1502
🇺🇸 US 🇨🇦 CA
Natural12-Way Female
Fitment notes — GM GENUINE PT1502
Natural12-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1404
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1404
Black
Black16-Way Femalewith Leads
View on
Amazon

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.

Coolant Level Sensor Connector

Brand Part Number Markets Notes Buy
SKP Fits: 5.3L V8 SKS574
🇺🇸 US 🇨🇦 CA
with 3 Terminals
View on
Amazon

This table covers the harness connectors at the Coolant 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.

Crankshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
SKP Popular Fits: 5.3L V8 SKTX3A
🇺🇸 US 🇨🇦 CA
Fits Blackor 2 Terminal Female
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 HP4240
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Oval
View on
Amazon
ACDELCO Fits: 5.3L V8 PT1910
🇺🇸 US 🇨🇦 CA
GoldTerminal Type: Pin
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1281
🇺🇸 US 🇨🇦 CA
Natural3-Way Female
Fitment notes — GM GENUINE PT1281
Natural3-Way Femalewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610018
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S656
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 18
Fitment notes — STANDARD MOTOR PRODUCTS S656
Connector Shape: OvalGauge: 18Wiring Harness Length (mm): 254
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON124
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 3
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2701038
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
View on
Amazon
WELLS Fits: 5.3L V8 1P1209
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 9.5 In
View on
Amazon

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.

Cylinder Deactivation Solenoid Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1054
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade
View on
Amazon

This table covers the harness connectors at the Cylinder Deactivation 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.

Deck Lid / Liftgate Ajar Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1798
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1798
Gray2-Way FemaleGT150 Sealedwith Leads
View on
Amazon

This table covers the harness connectors at the Deck Lid / Liftgate Ajar 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.

Dome Lamp Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 5.3L V8 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
Center, Front, and Left and Right 3rd RowBlack3-Way Femalewith Leads
View on
Amazon

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 Lock Actuator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT548
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT548
Black
Rectangle4-Way Femalewith Leads
View on
Amazon
GM GENUINE Popular Fits: 5.3L V8 PT247
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT247
Black
Fits:
FrontSealed2-Way Femalewith Leads
or:
RearSealed2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT590
🇺🇸 US 🇨🇦 CA
GrayDriver
Fitment notes — GM GENUINE PT590
GrayDriver6-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT265
🇺🇸 US 🇨🇦 CA
BlackShape: Rectangular
Fitment notes — GM GENUINE PT265
BlackShape: Rectangular
BLACK8-WAY FEMALEwith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610065
🇺🇸 US 🇨🇦 CA
with 4 Terminal(s)
View on
Amazon
ROSTRA Fits: 5.3L V8 610658
🇺🇸 US 🇨🇦 CA
with 2 Terminal(s)
View on
Amazon
WELLS Fits: 5.3L V8 1P1026
🇺🇸 US 🇨🇦 CA
Terminal Type: BladeWiring Harness Length: 9.25 In
Fitment notes — WELLS 1P1026
Terminal Type: BladeWiring Harness Length: 9.25 In
with 4 Terminals
View on
Amazon
WELLS Fits: 5.3L V8 1P1146
🇺🇸 US 🇨🇦 CA
with 2 Terminals
View on
Amazon

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 Fits: 5.3L V8 PT248
🇺🇸 US 🇨🇦 CA
Green2-Way Female
Fitment notes — GM GENUINE PT248
Green2-Way Femalewith Leads
View on
Amazon

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.

EGR Valve Connector

Brand Part Number Markets Notes Buy
SKP Fits: 5.3L V8 SKS575
🇺🇸 US 🇨🇦 CA
Rear
View on
Amazon

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.

Engine Control Module (ECM Computer) Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 167504
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 167504
Black
BLACK73-WAY FEMALEwithout LEADS
View on
Amazon

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 Fits: 5.3L V8 PT786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT786
Black
Metri-Pack 1502-Way Malewith LeadsOvalMating Connector with Leads Use 12102747
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1669
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1669
Black
GT1502-Way Malewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610235
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 5.3L V8 1P1185
🇺🇸 US 🇨🇦 CA
Wiring Harness Length: 9.16 In
Fitment notes — WELLS 1P1185
Wiring Harness Length: 9.16 In
with 2 TerminalsBlackwith Female Connector
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT3786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3786
Black
Round2-Way Femalewith LeadsM/P280,SealedSingle Release Tab On Top
View on
Amazon

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 Injector Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 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
View on
Amazon
WELLS Popular Fits: 5.3L V8 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
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2160
🇺🇸 US 🇨🇦 CA
GoldShape: Square
View on
Amazon
ACDELCO Fits: 5.3L V8 PT1846
🇺🇸 US 🇨🇦 CA
2-WAY FEMALE GRAY
Fitment notes — ACDELCO PT1846
2-WAY FEMALE GRAY
CONNECTOR,INJR-FUEL
View on
Amazon
GB REMANUFACTURING Fits: 5.3L V8 5191
🇺🇸 US 🇨🇦 CA
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3765
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3765
Gray2-Way Femalewith Leads
View on
Amazon
HOLSTEIN Fits: 5.3L V8 2HAR0035
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
View on
Amazon
SKP Fits: 5.3L V8 SKS824
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 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
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON176
🇺🇸 US 🇨🇦 CA
View on
Amazon

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 Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2054
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2054
Black
Black4-Way Femalewith LeadsSquare
View on
Amazon

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 Sending Unit Connector

Brand Part Number Markets Notes Buy
FAMOUS BRAND Fits: 5.3L V8 PTA1372
🇺🇸 US 🇨🇦 CA
Fuel Sender Connectorwith 4 Terminal(s)
Fitment notes — FAMOUS BRAND PTA1372
Fuel Sender Connectorwith 4 Terminal(s)with Female ConnectorGray
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1537
🇺🇸 US 🇨🇦 CA
Gray4-Way Female
Fitment notes — GM GENUINE PT1537
Gray4-Way Femalewith LeadsPrimary
View on
Amazon
ROSTRA Fits: 5.3L V8 610749
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 5.3L V8 1P2606
🇺🇸 US 🇨🇦 CA
with 4 TerminalsGray
Fitment notes — WELLS 1P2606
with 4 TerminalsGraywith Female Connector
View on
Amazon

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 Fits: 5.3L V8 PT2782
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade PinWidth: 3 In
Fitment notes — GM GENUINE PT2782
Terminal Type: Blade PinWidth: 3 InBlack
BLACK3-WAY FEMALEwith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610018
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 5.3L V8 1P1209
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 9.5 In
View on
Amazon

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.

Hazard Warning Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Blade Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Terminal(s)
View on
Amazon

This table covers the harness connectors at the Hazard Warning 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 Dimmer Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Female TerminalsHeadlamp Dimmer
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Female TerminalsHeadlamp Dimmer
View on
Amazon

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
ROSTRA Fits: 5.3L V8 610898
🇺🇸 US 🇨🇦 CA
with 8 Terminal(s)with 1 Female Connectors
Fitment notes — ROSTRA 610898
with 8 Terminal(s)with 1 Female ConnectorsUse Only One Terminal
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1069
🇺🇸 US 🇨🇦 CA
with 12 Terminal(s)
View on
Amazon
WELLS Fits: 5.3L V8 1P2066
🇺🇸 US 🇨🇦 CA
Use Only One Terminalwith 8 Terminals
Fitment notes — WELLS 1P2066
Use Only One Terminalwith 8 TerminalsBlackwith Female Connector
View on
Amazon

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
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 LWH107
🇺🇸 US 🇨🇦 CA
Blue StreakHigh Temperature
Fitment notes — STANDARD MOTOR PRODUCTS LWH107
Blue StreakHigh Temperature
with Bulb # 9006
View on
Amazon
GM GENUINE Fits: 5.3L V8 84779454
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84779454
Black
6-Way Malewith Leads1.5MM2
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 F90008
🇺🇸 US 🇨🇦 CA
High Temperature
Fitment notes — STANDARD MOTOR PRODUCTS F90008
High Temperature
with 9005 Bulb
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 F90009
🇺🇸 US 🇨🇦 CA
High Temperature
Fitment notes — STANDARD MOTOR PRODUCTS F90009
High Temperature
with 9006 or 9006XS Bulb
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 LWH106
🇺🇸 US 🇨🇦 CA
Blue StreakHigh Temperature
Fitment notes — STANDARD MOTOR PRODUCTS LWH106
Blue StreakHigh Temperature
with 9005 Bulb
View on
Amazon

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.

Headliner Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1416
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1416
Black
GPS 1 Vehicle Communication System (UE1),Entertainment System (U42)From Body Harness16-Way Malewith LeadsGT1501.75" Wide
View on
Amazon

This table covers the harness connectors at the Headliner. 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.

Heater Air Door Actuator Connector

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 5.3L V8 645541
🇺🇸 US 🇨🇦 CA
6 Way Female with LeadsRecirculation
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 S1112
🇺🇸 US 🇨🇦 CA
Length (In): 1Black
Fitment notes — STANDARD MOTOR PRODUCTS S1112
Length (In): 1Black
Recirculation
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37280
🇺🇸 US 🇨🇦 CA
Fits 6 Terminal MaleBlendor 6 Terminal Male
Fitment notes — FOUR SEASONS 37280
Fits:
6 Terminal MaleBlendor 6 Terminal MaleMode
or:
6 Terminal MaleRecirculation
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37289
🇺🇸 US 🇨🇦 CA
Fits 4 Terminal MaleBlendor 4 Terminal Male
Fitment notes — FOUR SEASONS 37289
Fits:
4 Terminal MaleBlendor 4 Terminal MaleMode
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT319
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT319
Black
Fits:
Defrost6-Way Femalewith LeadsMode
or:
6-Way Femalewith LeadsRecirculationor 6-Way Femalewith LeadsTemperature
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S2167
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S2167
Black
Fits:
Mode
or:
Blend
View on
Amazon

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: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
with Leads, Square2-Way Malewith LeadsSquare
View on
Amazon

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: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
View on
Amazon

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: 5.3L V8 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
BlackAccepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT3910
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3910
Gray2-Way Femalewith Leads
View on
Amazon
WELLS Fits: 5.3L V8 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
View on
Amazon

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.

HVAC Control Switch / Panel Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 5.3L V8 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
129.0" WheelbaseBLACK3-WAY FEMALEwith Leads
View on
Amazon
ACDELCO Fits: 5.3L V8 15306346
🇺🇸 US 🇨🇦 CA
2-WAY FEMALE BLACK
Fitment notes — ACDELCO 15306346
2-WAY FEMALE BLACK
Switch Connector-AUX HTR DISCON
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2882
🇺🇸 US 🇨🇦 CA
Shape: SquareBlack
Fitment notes — GM GENUINE PT2882
Shape: SquareBlack
FrontBlackDual Zone Climate Control with Manual Controls (blue/Red dials only)8-Way Femalewith Leads2 Rows of 4
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT265
🇺🇸 US 🇨🇦 CA
BlackShape: Rectangular
Fitment notes — GM GENUINE PT265
BlackShape: Rectangular
Fits:
BLACK8-WAY FEMALEwith Leads
or:
FrontRR AUX, 1 Row of 8Dual Zone Climate Control with Manual Controls (blue/Red dials only)8-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the HVAC Control Switch / 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.

Ignition Coil Connector

Brand Part Number Markets Notes Buy
ACDELCO Popular Fits: 5.3L V8 PT2655
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2655
GM Original Equipment
GRAY7-WAY FEMALEwith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 HP4485
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 304.8
Fitment notes — STANDARD MOTOR PRODUCTS HP4485
HandypackWiring Harness Length (mm): 304.8
Graywith 4 Female Terminals
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2368
🇺🇸 US 🇨🇦 CA
GoldShape: Rectangle
Fitment notes — ACDELCO PT2368
GoldShape: Rectangle
with 4 Female TerminalsGray
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1627
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1627
Black
4-WAY FEMALEwith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610125
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S761
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 304.8
Fitment notes — STANDARD MOTOR PRODUCTS S761
Wiring Harness Length (mm): 304.8
Graywith 4 Female Terminals
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2701040
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 5.3L V8 1P1264
🇺🇸 US 🇨🇦 CA
View on
Amazon

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.

Inside Rear View Mirror Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1404
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1404
Black
16-Way Femalewith Leads
View on
Amazon

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: 5.3L V8 PT2623
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2623
Black
Round or OvalGT1502-Way Malewith Leads
View on
Amazon
GM GENUINE Popular Fits: 5.3L V8 PT2882
🇺🇸 US 🇨🇦 CA
Shape: SquareBlack
Fitment notes — GM GENUINE PT2882
Shape: SquareBlack
BLACK8-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1344
🇺🇸 US 🇨🇦 CA
YellowFrom Steering Column Harness
Fitment notes — GM GENUINE PT1344
YellowFrom Steering Column Harness4-Way Femalewith LeadsMetri-Pack 280
View on
Amazon
GM GENUINE Fits: 5.3L V8 84779454
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84779454
Black
Black6-Way Malewith Leads1.5MM2
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3799
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3799
Black
Entertainment System (U42)6-Way Malewith Leads1.5MM2
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1416
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1416
Black
16-Way Malewith LeadsGT1501.75" Wide
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1870
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1870
Black
From Rear Blower Assembly4-Way Malewith LeadsGT 150
View on
Amazon
WELLS Fits: 5.3L V8 1P3379
🇺🇸 US 🇨🇦 CA
with 8 Terminalswith Male Connector
View on
Amazon

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.

Instrument Panel Dimmer Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1069
🇺🇸 US 🇨🇦 CA
with 12 Female Terminals
View on
Amazon

This table covers the harness connectors at the Instrument Panel 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.

Knock / Detonation Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2652
🇺🇸 US 🇨🇦 CA
Natural2-Way Female
Fitment notes — GM GENUINE PT2652
Natural2-Way Femalewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610035
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S934
🇺🇸 US 🇨🇦 CA
Contact Terminal Material: Metal
Fitment notes — STANDARD MOTOR PRODUCTS S934
Contact Terminal Material: Metal
with 2 Female Terminals
View on
Amazon
WELLS Fits: 5.3L V8 1P1031
🇺🇸 US 🇨🇦 CA
Verify That Original Is Single Wire
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT3910
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT3910
Gray2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3707
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3707
Black
BLACK8-WAY FEMALEwith Leads
View on
Amazon
WELLS Fits: 5.3L V8 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
View on
Amazon

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 Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Black2-Way Femalewith LeadsSquare
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1032
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1032
Black
BLACK6-WAY FEMALEwith Leads
View on
Amazon

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.

Manifold Pressure (MAP) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT1799
🇺🇸 US 🇨🇦 CA
GRAY3-WAY FEMALE
Fitment notes — GM GENUINE PT1799
GRAY3-WAY FEMALEwith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP4155
🇺🇸 US 🇨🇦 CA
Handypack
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S952
🇺🇸 US 🇨🇦 CA
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON199
🇺🇸 US 🇨🇦 CA
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2701044
🇺🇸 US 🇨🇦 CA
Includes O-Ring, Seal
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
with Leads, SquareSpecial Edition (Y92)2-Way Malewith LeadsSquare
View on
Amazon

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 Fits: 5.3L V8 PT1274
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1274
Black
5-Way Femalewith Leads
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON103
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 5Terminal Type: Blade
View on
Amazon
WELLS Fits: 5.3L V8 1P1372
🇺🇸 US 🇨🇦 CA
with 5 Terminals
View on
Amazon

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: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
Fits:
Mobile Phone Microphonewith Leads, SquareGPS 1 Vehicle Communication System (UE1)2-Way Mal
or:
Mobile Phone Microphone129.0" Wheelbasewith Leads, Square2-Way MaleRadio Control Interior Noise Microphone
View on
Amazon

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 Switch Connector

Brand Part Number Markets Notes Buy
WELLS Fits: 5.3L V8 1P1651
🇺🇸 US 🇨🇦 CA
with 8 Terminals
View on
Amazon

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.

Occupant Detection Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2648
🇺🇸 US 🇨🇦 CA
Gray3-Way Female
Fitment notes — GM GENUINE PT2648
Gray3-Way Femalewith LeadsAir Bag Passenger Sensor Connector
View on
Amazon

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 Gauge Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3829
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3829
Black
Black3-Way Femalewith Leads0.75MM
View on
Amazon

This table covers the harness connectors at the Oil Pressure Gauge. 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
ROSTRA Popular Fits: 5.3L V8 610021
🇺🇸 US 🇨🇦 CA
with 3 Terminal(s)with 1 Male Connectors
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 HP4440
🇺🇸 US 🇨🇦 CA
Handypack
Fitment notes — STANDARD MOTOR PRODUCTS HP4440
Handypack
Color Code Black and Purplewith 3 Female Terminals
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2319
🇺🇸 US 🇨🇦 CA
GoldTerminal Gender: Female
Fitment notes — ACDELCO PT2319
GoldTerminal Gender: Female
with 3 Female TerminalsColor Code Black and Purple
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S955
🇺🇸 US 🇨🇦 CA
Greenwith 2 Terminal(s)
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 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
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON110
🇺🇸 US 🇨🇦 CA
with 3 Female Terminalswith Black and Purple Connector
Fitment notes — UNITED MOTOR PRODUCTS CON110
with 3 Female Terminalswith Black and Purple Connectorwith Round Connector
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2701045
🇺🇸 US 🇨🇦 CA
Terminal Type: Pin
View on
Amazon
WELLS Fits: 5.3L V8 1P1065
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
View on
Amazon

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
WELLS Fits: 5.3L V8 1P1474
🇺🇸 US 🇨🇦 CA
Universal Type
View on
Amazon

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.

Oxygen (O2) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
Inline to Engine HarnessOVAL
Fitment notes — GM GENUINE PT2629
Inline to Engine HarnessOVAL2-WAY FEMALE BLACK
View on
Amazon
UNITED MOTOR PRODUCTS Popular Fits: 5.3L V8 CON14
🇺🇸 US 🇨🇦 CA
with Upstream Sensor
View on
Amazon
ACDELCO Fits: 5.3L V8 PT1373
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT1373
GM Original Equipment
GrayBank 1 and 2 Sensor 24-Way Malewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Inline To Engine HarnessOval2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2786
Black
Bank 1 and 2 Sensor 25-Way Malewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1069
🇺🇸 US 🇨🇦 CA
GrayBank 1 and 2 Sensor 1
Fitment notes — GM GENUINE PT1069
GrayBank 1 and 2 Sensor 14-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2054
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2054
Black
Bank 1 and 2 Sensor 14-Way Femalewith LeadsSquare
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1208
🇺🇸 US 🇨🇦 CA
Upstream SensorColor Code Gray and Blue
Fitment notes — STANDARD MOTOR PRODUCTS S1208
Upstream SensorColor Code Gray and Bluewith 4 Female Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S926
🇺🇸 US 🇨🇦 CA
whitewith 4 Male Terminals
View on
Amazon
WELLS Fits: 5.3L V8 1P1686
🇺🇸 US 🇨🇦 CA
with 4 TerminalsBlack
Fitment notes — WELLS 1P1686
with 4 TerminalsBlackwith Male Connectorwith TRIANGLE Socket
View on
Amazon

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.

Parking Brake Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT242
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT242
Black
Black1-Way Femalewith LeadsUnsealed
View on
Amazon

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 Brake Booster Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 1306
🇺🇸 US 🇨🇦 CA
For Zenith 1 Bbl Carb
Fitment notes — STANDARD MOTOR PRODUCTS 1306
For Zenith 1 Bbl Carb
Sensor Connector
View on
Amazon

This table covers the harness connectors at the Power Brake Booster. 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: 5.3L V8 PT2879
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2879
Black
FrontFront Bucket Seat (A50)Exc. 'Bose' Premium Enhanced Audio Speaker System (UQA), Entertainment System (U42)4-Way Femalewith LeadsMemory Module
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1346
🇺🇸 US 🇨🇦 CA
BlackConnector
Fitment notes — GM GENUINE PT1346
BlackConnector
Driver8-Way Femalewith Leads7-12GA and 4-18GA as RequiredMemory Module
View on
Amazon

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: 5.3L V8 PT3156
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade PinBlack
Fitment notes — GM GENUINE PT3156
Terminal Type: Blade PinBlack
Fits:
Black2-Way Femalewith LeadsVertical Adjusteror Black2-Way Femalewith LeadsHorizontal Adjuster
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
LeftBLACK3-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1204
🇺🇸 US 🇨🇦 CA
Yellow2-Way Female
Fitment notes — GM GENUINE PT1204
Yellow2-Way FemaleMP150with Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1165
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1165
Gray2-Way Femalewith LeadsConnects To Seat Recline Motor
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1484
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1484
Black
Right16-Way Femalewith Leads
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT1364
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1364
Black
10-Way FemaleGT280with Leads
View on
Amazon

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 Window Control Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT548
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT548
Black
Fits:
Rectangle4-Way Femalewith Leadsor Driver4-Way Femalewith Leadsor Passenger Door4-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Power Window 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 Window Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
Rearindex tab center cavity And2-Way Femalewith Leads1.5MM2
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 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): 215.9Rear
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2372
🇺🇸 US 🇨🇦 CA
Gold
Fitment notes — ACDELCO PT2372
Gold
Rear
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1208
🇺🇸 US 🇨🇦 CA
Brown8-Way Female
Fitment notes — GM GENUINE PT1208
Brown8-Way FemaleGT280with Leads
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON165
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
Fitment notes — UNITED MOTOR PRODUCTS CON165
Terminal Gender: Female
Block Rear
View on
Amazon
WELLS Fits: 5.3L V8 1P1237
🇺🇸 US 🇨🇦 CA
Wire Quantity: 11Wiring Harness Length: 17.0 In
Fitment notes — WELLS 1P1237
Wire Quantity: 11Wiring Harness Length: 17.0 In
with 8 Terminals
View on
Amazon

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.

Radiator Fan Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2712
🇺🇸 US 🇨🇦 CA
BlackTerminal Type: Pin
Fitment notes — GM GENUINE PT2712
BlackTerminal Type: Pin
BLACK6-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2785
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2785
Black
Black5-Way Femalewith Leads
View on
Amazon

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.

Radio Connector

Brand Part Number Markets Notes Buy
METRA Fits: 5.3L V8 702054
🇺🇸 US 🇨🇦 CA
TURBOWireWire Harness
Fitment notes — METRA 702054
TURBOWireWire HarnessFor Aftermarket Radio
204" LongAmp Bypass HarnessWill Not Keep Onstar Retain Warning Chimeswithout Bose or Monsoon Systems
View on
Amazon

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.

Relay Connector

Brand Part Number Markets Notes Buy
ROSTRA Fits: 5.3L V8 610275
🇺🇸 US 🇨🇦 CA
with Flat Connectorwith 5 Terminal(s)
Fitment notes — ROSTRA 610275
with Flat Connectorwith 5 Terminal(s)Black
View on
Amazon
WELLS Fits: 5.3L V8 1P1030
🇺🇸 US 🇨🇦 CA
Terminal Type: BladeWiring Harness Length: 7.25 In
Fitment notes — WELLS 1P1030
Terminal Type: BladeWiring Harness Length: 7.25 In
with 5 TerminalsBlackwith Flat Connector
View on
Amazon

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
ATP Fits: 5.3L V8 CE6
🇺🇸 US 🇨🇦 CA
View on
Amazon
ATP Fits: 5.3L V8 CE006
🇺🇸 US 🇨🇦 CA
Trans. code 4L60-EExternal Wire Harness Repair Kit
View on
Amazon
ATP Fits: 5.3L V8 JE25
🇺🇸 US 🇨🇦 CA
View on
Amazon

This table covers the Repair harnesses.

Ride Height Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Ride Height 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.

Seat Belt Pretensioner Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1204
🇺🇸 US 🇨🇦 CA
Yellow2-Way Female
Fitment notes — GM GENUINE PT1204
Yellow2-Way FemaleMP150with Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT420
🇺🇸 US 🇨🇦 CA
BlackLength: 11.4 In
Fitment notes — GM GENUINE PT420
BlackLength: 11.4 InShape: OvalTerminal Type: Pin
BLACK3-WAY FEMALEwith Leads
View on
Amazon

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: 5.3L V8 12126020
🇺🇸 US 🇨🇦 CA
Green2-Way Male
Fitment notes — GM GENUINE 12126020
Green2-Way Malewith Leads
View on
Amazon

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.

Seat Lumbar Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1346
🇺🇸 US 🇨🇦 CA
BlackConnector
Fitment notes — GM GENUINE PT1346
BlackConnector
Black8-Way Femalewith Leads7-12GA and 4-18GA as Required
View on
Amazon

This table covers the harness connectors at the Seat Lumbar 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.

Shift Interlock Solenoid Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3923
🇺🇸 US 🇨🇦 CA
Contains Connector Only
Fitment notes — GM GENUINE PT3923
Contains Connector Only
Gray6-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Shift Interlock 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.

Side Marker Lamp Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2629
🇺🇸 US 🇨🇦 CA
OVAL2-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 87815146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 87815146
Black
Oval2-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Side Marker 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.

Speaker Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
FRT and Rear DRS, index tab center cavity AndExc. 'Bose' Premium Enhanced Audio Speaker System (UQA)2-Way Femalewith Leads1.5MM2
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT456
🇺🇸 US 🇨🇦 CA
RR DR'Bose' Premium Enhanced Audio Speaker System (UQA)
Fitment notes — GM GENUINE PT456
RR DR'Bose' Premium Enhanced Audio Speaker System (UQA)Blue2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT601
🇺🇸 US 🇨🇦 CA
I/PGreen
Fitment notes — GM GENUINE PT601
I/PGreen'Bose' Premium Enhanced Audio Speaker System (UQA)2-Way Femalewith Leads
View on
Amazon
METRA Fits: 5.3L V8 724568
🇺🇸 US 🇨🇦 CA
TURBOWireSpeaker Harness
Fitment notes — METRA 724568
TURBOWireSpeaker Harness
2-Pin Speaker ConnectorRequires 1 Kit Per Pair Speakers
View on
Amazon

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: 5.3L V8 TX3A
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 158.75Black
Fitment notes — STANDARD MOTOR PRODUCTS TX3A
Wiring Harness Length (mm): 158.75Black
RWDTransmission Output
View on
Amazon
WELLS Popular Fits: 5.3L V8 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
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2386
🇺🇸 US 🇨🇦 CA
GoldShape: Square
Fitment notes — ACDELCO PT2386
GoldShape: Square
RWDTransmission Output
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1798
🇺🇸 US 🇨🇦 CA
GrayFront, Rear
Fitment notes — GM GENUINE PT1798
GrayFront, Rear2-Way FemaleGT150 Sealedwith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP3840
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 158.75
Fitment notes — STANDARD MOTOR PRODUCTS HP3840
HandypackWiring Harness Length (mm): 158.75black
RWDTransmission Output
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2111500
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 2Includes O-Ring
Fitment notes — WALKER PRODUCTS 2111500
Terminal Quantity: 2Includes O-Ring
RWD
View on
Amazon

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.

Steering Column Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 86532982
🇺🇸 US 🇨🇦 CA
View on
Amazon

This table covers the harness connectors at the Steering Column. 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
GM GENUINE Fits: 5.3L V8 PT265
🇺🇸 US 🇨🇦 CA
BlackShape: Rectangular
Fitment notes — GM GENUINE PT265
BlackShape: Rectangular
8-Way Femalewith Leads
View on
Amazon

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.

Sun Visor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Fits:
Black2-Way Femalewith LeadsSquar
or:
SquareIlluminated Sunshade Mirror (DH2)2-Way Femalewith Leads
View on
Amazon

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.

Sunroof / Sunshade Switch Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 5.3L V8 PT3871
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3871
GM Original Equipment
129.0" WheelbaseBLACK8-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1208
🇺🇸 US 🇨🇦 CA
Electric Glass Sliding Sunroof (CF5)Brown
Fitment notes — GM GENUINE PT1208
Electric Glass Sliding Sunroof (CF5)Brown8-Way FemaleGT280with Leads
View on
Amazon

This table covers the harness connectors at the Sunroof / Sunshade 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.

Supercharger Bypass Solenoid / Valve Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
BlackAccepts 1.5MM Terminals2-Way FemaleMetri-Pack 150 Serieswith Leads
View on
Amazon

This table covers the harness connectors at the Supercharger Bypass Solenoid / 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.

Tail Lamp Assembly Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 5.3L V8 645611
🇺🇸 US 🇨🇦 CA
5 WAY
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1555
🇺🇸 US 🇨🇦 CA
5-WAY FEMALE BLACK
View on
Amazon

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.

Telephone Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
129.0" Wheelbasewith Leads, Square2-Way Malewith LeadsSquare
View on
Amazon

This table covers the harness connectors at the Telephone. 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
SKP Popular Fits: 5.3L V8 SKTX3A
🇺🇸 US 🇨🇦 CA
Fits Blackor 2 Terminal Female
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 TX3A
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (mm): 158.75Black
View on
Amazon
ACDELCO Fits: 5.3L V8 PT2386
🇺🇸 US 🇨🇦 CA
GoldShape: Square
View on
Amazon
FOUR SEASONS Fits: 5.3L V8 37231
🇺🇸 US 🇨🇦 CA
2 Terminal Malewith Oval Connector
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1798
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1798
Gray2-Way FemaleGT150 Sealedwith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610011
🇺🇸 US 🇨🇦 CA
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP3840
🇺🇸 US 🇨🇦 CA
HandypackWiring Harness Length (mm): 158.75
Fitment notes — STANDARD MOTOR PRODUCTS HP3840
HandypackWiring Harness Length (mm): 158.75black
View on
Amazon
WALKER PRODUCTS Fits: 5.3L V8 2111500
🇺🇸 US 🇨🇦 CA
Terminal Quantity: 2Includes O-Ring
View on
Amazon

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 Control Actuator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT3254
🇺🇸 US 🇨🇦 CA
Shape: SquareTerminal Type: Pin
Fitment notes — GM GENUINE PT3254
Shape: SquareTerminal Type: PinBlack
6-Way Femalewith Leads
View on
Amazon

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.

Traction / Stability Control Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2726
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2726
Black
Black2-Way Malewith LeadsSquare
View on
Amazon

This table covers the harness connectors at the Traction / Stability Control 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.

Trailer Adapter Connector

Brand Part Number Markets Notes Buy
CURT Fits: 5.3L V8 57101
🇺🇸 US 🇨🇦 CA
7-Way Round RV To 4-Way Flat Adapter
Fitment notes — CURT 57101
7-Way Round RV To 4-Way Flat Adapter
with Back Up AlarmGM/Ford Plugwith Factory Tow Package
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC555
🇺🇸 US 🇨🇦 CA
Vehicle Connector Adapter6 Way to 4 Way
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC554
🇺🇸 US 🇨🇦 CA
Vehicle Connector Adapter7 Way RV to 4 Way
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC59806
🇺🇸 US 🇨🇦 CA
Vehicle Connector Adapter7 Way RV to 4 Way
View on
Amazon

This table covers the harness connectors at the Trailer Adapter. 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 Popular Fits: 5.3L V8 56415
🇺🇸 US 🇨🇦 CA
Replacement 7-Way RV Blade OEM SocketTwist-In
Fitment notes — CURT 56415
Replacement 7-Way RV Blade OEM SocketTwist-In
with Factory Tow Package
View on
Amazon
CURT Popular Fits: 5.3L V8 55415
🇺🇸 US 🇨🇦 CA
Replacement 7-Way RV Blade OEM Socket
Fitment notes — CURT 55415
Replacement 7-Way RV Blade OEM Socket
with Factory Tow Package
View on
Amazon
CURT Popular Fits: 5.3L V8 56229
🇺🇸 US 🇨🇦 CA
7-Way USCAR Electrical ConnectorLength: 24 in.
Fitment notes — CURT 56229
7-Way USCAR Electrical ConnectorLength: 24 in.Bonded Wire
with Factory Tow Package
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 TC654
🇺🇸 US 🇨🇦 CA
with Towing Packagewith 7 Way
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 TC656
🇺🇸 US 🇨🇦 CA
with Towing PackageOE Style
View on
Amazon
ACDELCO Fits: 5.3L V8 TC177
🇺🇸 US 🇨🇦 CA
Gold
Fitment notes — ACDELCO TC177
Gold
with 7 Way
View on
Amazon
CURT Fits: 5.3L V8 55515
🇺🇸 US 🇨🇦 CA
Custom Wiring ConnectorOE 4-Way Flat
Fitment notes — CURT 55515
Custom Wiring ConnectorOE 4-Way FlatPlugs Into USCAR
Replacement2-Wire Systemwith Factory Tow Package
View on
Amazon
CURT Fits: 5.3L V8 56515
🇺🇸 US 🇨🇦 CA
Custom Wiring Connector5-Way Flat
Fitment notes — CURT 56515
Custom Wiring Connector5-Way Flat
2-Wire Systemwith Factory Tow Package
View on
Amazon
CURT Fits: 5.3L V8 55774
🇺🇸 US 🇨🇦 CA
OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way
Fitment notes — CURT 55774
OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way
with Factory Tow Package
View on
Amazon
CURT Fits: 5.3L V8 57015
🇺🇸 US 🇨🇦 CA
OEM Replacement Dual-Output 7 and 4 Way ConnectorPlugs Into USCAR Socket
View on
Amazon
CURT Fits: 5.3L V8 55384
🇺🇸 US 🇨🇦 CA
Custom Wiring Connector4-Way Flat
Fitment notes — CURT 55384
Custom Wiring Connector4-Way FlatRetains Use of 7 Way Round Connector
2-Wire Systemwith Factory Tow Package
View on
Amazon
CURT Fits: 5.3L V8 57020
🇺🇸 US 🇨🇦 CA
OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged
Fitment notes — CURT 57020
OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged
Factory TowPlugs Into USCAR
View on
Amazon
CURT Fits: 5.3L V8 56584
🇺🇸 US 🇨🇦 CA
Custom Wiring Harness5-Way Flat
Fitment notes — CURT 56584
Custom Wiring Harness5-Way FlatRetains Use Of 7-Way OEM
2-Wire Systemwith Factory Tow Package
View on
Amazon
DORMAN Fits: 5.3L V8 924307
🇺🇸 US 🇨🇦 CA
7 Way Connector
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2899
🇺🇸 US 🇨🇦 CA
8-WAY FEMALE BLACK
View on
Amazon
GM GENUINE Fits: 5.3L V8 86816072
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86816072
Black
7-Way Femalewith Leads
View on
Amazon
SKP Fits: 5.3L V8 SK924307
🇺🇸 US 🇨🇦 CA
7-Way Connector
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC424
🇺🇸 US 🇨🇦 CA
Trailer/Vehicle Side: Vehicle and Trailer Side
Fitment notes — STANDARD MOTOR PRODUCTS TC424
Trailer/Vehicle Side: Vehicle and Trailer Side
with 7 Way
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC423
🇺🇸 US 🇨🇦 CA
6 Way
View on
Amazon
WELLS Fits: 5.3L V8 4T1185
🇺🇸 US 🇨🇦 CA
Taillight Converter, Used on vehicles which have a separate bulb for turn signals.
Fitment notes — WELLS 4T1185
Taillight Converter, Used on vehicles which have a separate bulb for turn signals.
4 Pin, Universal Connector with Taillight Converter
View on
Amazon
WELLS Fits: 5.3L V8 4T1242
🇺🇸 US 🇨🇦 CA
4 Pin, Adapts to Original Wiring Harness
View on
Amazon
WELLS Fits: 5.3L V8 4T1165
🇺🇸 US 🇨🇦 CA
7 Pin RV Type to 4 Pin Flat Adapter48" Lead Wire
Fitment notes — WELLS 4T1165
7 Pin RV Type to 4 Pin Flat Adapter48" Lead Wire
7 Pin RV Type to 4 Pin Flat Adapter
View on
Amazon

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.

Trailer Extension Connector

Brand Part Number Markets Notes Buy
CURT Fits: 5.3L V8 56475
🇺🇸 US 🇨🇦 CA
Custom Wiring Harness Extension
Fitment notes — CURT 56475
Custom Wiring Harness Extension
20"Uscar To Uscarwith Factory Tow Package
View on
Amazon

This table covers the harness connectors at the Trailer Extension. 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 Wire Converter

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 TC466
🇺🇸 US 🇨🇦 CA
with Converterwith 4 Way
View on
Amazon

This table covers the Trailer Wire converters. Typical signs include a sulfur smell, rattling substrate, or an efficiency code. Confirm CARB vs Federal certification in the notes before ordering.

Transfer Case Control Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT548
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT548
Black
Rectangle4-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Transfer Case 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.

Transfer Case Motor Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 5.3L V8 PT3871
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3871
GM Original Equipment
BLACK8-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2897
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2897
Black
4WD5-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Transfer Case 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.

Transmission-Automatic Control Unit (TCU) Connector

Brand Part Number Markets Notes Buy
SKP Fits: 5.3L V8 SK645046
🇺🇸 US 🇨🇦 CA
View on
Amazon

This table covers the harness connectors at the Transmission-Automatic Control Unit (TCU). 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: 5.3L V8 3500061
🇺🇸 US 🇨🇦 CA
with Anti-Bleed Lock-Up SolenoidInternal Wire Harness
View on
Amazon
ROSTRA Popular Fits: 5.3L V8 3500078
🇺🇸 US 🇨🇦 CA
with Lock-Up Solenoid & Internal SensorInternal Wire Harness
View on
Amazon
ATP Fits: 5.3L V8 JE15
🇺🇸 US 🇨🇦 CA
View on
Amazon
ATP Fits: 5.3L V8 JE24
🇺🇸 US 🇨🇦 CA
with 7-Pin Clip InPosition: Internal
View on
Amazon
ATP Fits: 5.3L V8 CE9
🇺🇸 US 🇨🇦 CA
View on
Amazon
PIONEER Fits: 5.3L V8 772036
🇺🇸 US 🇨🇦 CA
with 7-Pin Clip InInternal
View on
Amazon
ROSTRA Fits: 5.3L V8 3500096
🇺🇸 US 🇨🇦 CA
GM Wire Harness Repair Kit For MLPS Switch (OEM # 24221125)11 Pin Type
Fitment notes — ROSTRA 3500096
GM Wire Harness Repair Kit For MLPS Switch (OEM # 24221125)11 Pin Type1 Connector
View on
Amazon
ROSTRA Fits: 5.3L V8 3500083
🇺🇸 US 🇨🇦 CA
GM Universal External Repair & Test Harness 20 Pins & White Wires
View on
Amazon

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
ACDELCO Fits: 5.3L V8 PT2834
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT2834
GM Original Equipment
SPECIAL EDITION (Y92)BLACK3-WAY FEMALEwith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT146
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT146
Black
Black2-Way Femalewith LeadsSquare
View on
Amazon

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.

Trunk Lock Actuator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT247
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT247
Black
Sealed2-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Trunk 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.

Turn Signal Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 5.3L V8 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
with 5 Female Terminals
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1451
🇺🇸 US 🇨🇦 CA
3-WAY FEMALE GRAY
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Female Terminals
View on
Amazon
WELLS Fits: 5.3L V8 1P1643
🇺🇸 US 🇨🇦 CA
with 5 Terminals
View on
Amazon
WELLS Fits: 5.3L V8 1P1651
🇺🇸 US 🇨🇦 CA
with 8 Terminals
View on
Amazon

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
WELLS Popular Fits: 5.3L V8 1P1479
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 15.5 In
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2784
🇺🇸 US 🇨🇦 CA
Red2-Way Female
Fitment notes — GM GENUINE PT2784
Red2-Way Femalewith Leads
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 HP4625
🇺🇸 US 🇨🇦 CA
HandypackTerminal Type: Blade Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1350
🇺🇸 US 🇨🇦 CA
Length (In): 1.125Terminal Type: Blade Terminals
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 5.3L V8 CON19
🇺🇸 US 🇨🇦 CA
Color: Gray/BlueTerminal Gender: Female
Fitment notes — UNITED MOTOR PRODUCTS CON19
Color: Gray/BlueTerminal Gender: FemaleTerminal Type: Blade
View on
Amazon

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 Fits: 5.3L V8 PT2784
🇺🇸 US 🇨🇦 CA
Red2-Way Female
Fitment notes — GM GENUINE PT2784
Red2-Way Femalewith Leads
View on
Amazon
WELLS Fits: 5.3L V8 1P1479
🇺🇸 US 🇨🇦 CA
Gender: MaleWiring Harness Length: 15.5 In
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT2879
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2879
Black
Front Bucket Seat(A50)4-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1484
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1484
Black
Black16-Way Femalewith Leads
View on
Amazon

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.

Washer Fluid Level Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1798
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT1798
Gray2-Way FemaleGT150 Sealedwith Leads
View on
Amazon

This table covers the harness connectors at the Washer 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.

Washer Pump Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 5.3L V8 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
Accepts 1.5mm Terms2-Way FemaleMetri-Pack 150 Serieswith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3786
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3786
Black
Round2-Way Femalewith LeadsM/P280,SealedSingle Release Tab On Top
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT3910
🇺🇸 US 🇨🇦 CA
129.0" WheelbaseGray
Fitment notes — GM GENUINE PT3910
129.0" WheelbaseGray2-Way Femalewith Leads
View on
Amazon
ROSTRA Fits: 5.3L V8 610132
🇺🇸 US 🇨🇦 CA
Rear
View on
Amazon
WELLS Fits: 5.3L V8 1P1416
🇺🇸 US 🇨🇦 CA
Rear
View on
Amazon

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.

Water Pump Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT1399
Black
Auxiliary Water Pump129.0" Wheelbase2-Way Femalewith Leads
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT1205
🇺🇸 US 🇨🇦 CA
Auxiliary Water Pump129.0" Wheelbase
Fitment notes — GM GENUINE PT1205
Auxiliary Water Pump129.0" WheelbaseGray5-Way Femalewith Leads
View on
Amazon

This table covers the harness connectors at the Water 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.

Window Defroster Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT2645
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2645
Black
1-Way Femalewith Leads
View on
Amazon

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 Fits: 5.3L V8 PT3835
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3835
Black
RearRear QTR Vent Power Window(A34)index tab center cavity And2-Way Femalewith Leads1.5MM2Quarter Flip Window Motor Connector
View on
Amazon
GM GENUINE Fits: 5.3L V8 PT2072
🇺🇸 US 🇨🇦 CA
Gray2-Way Female
Fitment notes — GM GENUINE PT2072
Gray2-Way Femalewith Leads
View on
Amazon
WELLS Fits: 5.3L V8 1P1587
🇺🇸 US 🇨🇦 CA
View on
Amazon

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
GM GENUINE Fits: 5.3L V8 PT2830
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2830
Black
BlackAccepts 1.5MM Terms2-Way FemaleMetri-Pack 150 Serieswith LeadsWasher Switch Connector
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1399
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — STANDARD MOTOR PRODUCTS S1399
Black
Frontwith 5 Blade Terminals
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 5.3L V8 S1598
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangleblack
Fitment notes — STANDARD MOTOR PRODUCTS S1598
Connector Shape: Rectangleblack
with 8 Terminal(s)
View on
Amazon

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
ACDELCO Fits: 5.3L V8 PT795
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT795
GM Original Equipment
RearBlack5-Way Female (with Leads) Metri-Pack 280
View on
Amazon
WELLS Fits: 5.3L V8 1P1044
🇺🇸 US 🇨🇦 CA
Connector Shape: OblongTerminal Quantity: 2
Fitment notes — WELLS 1P1044
Connector Shape: OblongTerminal Quantity: 2Wiring Harness Length: 9.0 In
Rearwith 2 Terminals
View on
Amazon

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.

Yaw Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 5.3L V8 PT1638
🇺🇸 US 🇨🇦 CA
Gray6-Way Female
Fitment notes — GM GENUINE PT1638
Gray6-Way Femalewith Leads
View on
Amazon

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 Isuzu Ascender

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 Trailer Connector .

Frequently Asked Questions

How many electrical connector parts fit the 2006 Isuzu Ascender?

Our catalog currently lists 388 electrical connector parts for the 2006 Isuzu Ascender across 119 subcategories and 18 brands, covering both the 4.2L L6 and the 5.3L V8. Each part is matched to the engine(s) it fits.

Do electrical connector parts differ between 2006 Isuzu Ascender 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 Isuzu Ascender?

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 Isuzu Ascender 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 Isuzu Ascender?

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 Isuzu Ascender

Electrical Connector Parts for Other Isuzu Ascender Years

Switch vehicle or jump to a subcategory

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.