2021 Cadillac Escalade Electrical Connector Parts

Engine:

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

The 2021 Cadillac Escalade has 165 electrical connector parts with verified fitment on this page — 52 part types and 12 brands, covering both the 3.0L L6 DIESEL Turbocharged and the 6.2L V8. Each part includes a manufacturer part number and application notes.

On the 2021 Cadillac Escalade, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 55 parts of the 165 listed are Body Wiring Harness / Connector (22 parts), Chassis Wiring Harness / Connector (18 parts) and Engine Wiring Harness / Connector (15 parts). The other 49 part types cover the remaining 110 parts.

A/C Compressor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT3702
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3702
Black
Si Electrical Code: Q46A/C Compressor Solenoid Valve X12-Way Femalewith Leads1.5mm
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This table covers the harness connectors at the A/C 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.

ABS Wheel Speed Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 6.2L V8 85039843
🇺🇸 US 🇨🇦 CA
Connector Gender: Female
Fitment notes — GM GENUINE 85039843
Connector Gender: Female
Front RightWHEEL SENSOR ONLYMagneride Package (Z95)
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GM GENUINE Fits: 6.2L V8 85090453
🇺🇸 US 🇨🇦 CA
Front RightPremium Smooth Ride Package (ZW7),Police Chassis Package (Z56)
Fitment notes — GM GENUINE 85090453
Front RightPremium Smooth Ride Package (ZW7),Police Chassis Package (Z56)HARNESS AND WHEEL SPEED SENSOR ONLY
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GM GENUINE Fits: 6.2L V8 85039841
🇺🇸 US 🇨🇦 CA
Fits Front LeftWheel Speed Sensor Only
Fitment notes — GM GENUINE 85039841
Fits:
Front LeftWheel Speed Sensor OnlyPolice Chassis Package (Z56)Labeled 85039841,84886787
or:
Front LeftWheel Speed Sensor OnlyPremium Smooth Ride Package (ZW7)Labeled 85039841,84886787
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GM GENUINE Fits: 6.2L V8 85039842
🇺🇸 US 🇨🇦 CA
Connector Gender: Female
Fitment notes — GM GENUINE 85039842
Connector Gender: Female
Front LeftWHEEL SENSOR ONLYMagneride Package (Z95)
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2346
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Complete AssemblyGray
Fitment notes — STANDARD MOTOR PRODUCTS S2346
Complete AssemblyGray
Front Right
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This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Accelerator Pedal Position Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S1478
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: Rectangle
Fitment notes — STANDARD MOTOR PRODUCTS S1478
Connector Shape: Rectangle
Escalade Base Model
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This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Intake / Charge Temperature Sensor Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 6.2L V8 84727362
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO 84727362
GM Original Equipment
Fits:
CHARGE AIR COOLER INLET TEMPERATURE SENSORBLACK2-WAY FEMALEwith Leadsor CHARGE AIR COOLER OUTLET TEMPERATURE SENSORBLACK2-WAY FEMALEwith Leads
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GM GENUINE Fits: 6.2L V8 85519071
🇺🇸 US 🇨🇦 CA
Black or Color: Natural
Fitment notes — GM GENUINE 85519071
Black or Color: Natural
Si Elec Code: B75CMultifunction Intake Air Sensor4-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2894
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base ModelIntake Air
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This table covers the harness connectors at the Air Intake / Charge 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.

Alternator / Generator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S1477
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
without Wiring Harness
Fitment notes — STANDARD MOTOR PRODUCTS S1477
without Wiring Harness
Escalade Base Model
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This table covers the harness connectors at the Alternator / Generator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ambient Air Temperature Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2860
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
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This table covers the harness connectors at the Ambient Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Battery Current Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2860
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
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This table covers the harness connectors at the Battery Current Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Control Module / Resistor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S1353
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Length (In): 1
Fitment notes — STANDARD MOTOR PRODUCTS S1353
Length (In): 1
Frontwith 2 Terminal(s)
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2427
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Harness Length12.75
Fitment notes — STANDARD MOTOR PRODUCTS S2427
Harness Length12.75
Frontwith 4 Blade Terminals
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WELLS Fits: 6.2L V8 1P2711
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Terminal Gender: Female
Fitment notes — WELLS 1P2711
Terminal Gender: Female
Rearwith 2 Terminals
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WELLS Fits: 6.2L V8 1P2659
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rearwith 6 Terminal(s)
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This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Body Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 6.2L V8 PT3702
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3702
Black
Fits:
RearLeftSide Impact SensorSi Elec Code: B63LR2-Way Femalewith Leads1.5mm
or:
RearRightSide Impact SensorSi Elec Code: B63RR2-Way Femalewith Leads1.5mm
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GM GENUINE Popular Fits: 6.2L V8 13577534
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 13577534
Black
Fits:
Si Elec Code: X50DFuse BlockBattery X112-Way Femalewith Leadsor Si Elec Code: X50BBattery Distribution Engine Compartment Fuse Block X112-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT2929
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2929
Black
Si Elec Code: B20Brake Fluid Level Switch2-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 84677313
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84677313
Black
Si Elec Code: B233BRadar Sensor ModuleLong Range.75mm28-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 84928314
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84928314
Black
Fits:
FrontRightSi Elec Code: E13RAHeadlamp8-Way Femalewith Leadsor Si Elec Code: X111Body Harness To Off-Road Grille Lamp Provisional Harness8-Way Femalewith Leadsor Si Elec Code: X421Body Harness To Police Strobe Light Provisional Harness8-Way Femalewith Leads
or:
LeftService Information Electrical Code: X110Body Harness to Headlamp Harness8-Way Femalewith Leads
or:
RightService Information Electrical Code: X120Body Harness to Headlamp Harness8-Way Femalewith Leads
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ACDELCO Fits: 6.2L V8 PT3743
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3743
GM Original Equipment
SI Electric Code: T10FKEYLESS ENTRY ANTENNA - REAR WINDOWBLACK2-WAY FEMALEwith Leads
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ACDELCO Fits: 6.2L V8 84867146
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO 84867146
GM Original Equipment
VIDEO DISPLAY ETHERNET JUMPER HARNESS TO BODY HARNESSBLACK2-WAY MALEwith Leads
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GM GENUINE Fits: 6.2L V8 PT220
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT220
Black
Si Elec Code: X211Body Harness To Body Harness1-Way Malewith Leads
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GM GENUINE Fits: 6.2L V8 PT242
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT242
Black
Si Elec Code: X211Body Harness to Body Harness1-Way Femalewith LeadsUnsealed
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GM GENUINE Fits: 6.2L V8 84999471
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84999471
Black
Si Elec Code: P25Content Theft Deterrent Alarm Module3-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 13576549
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 13576549
Black
Fits:
Si Electric Code: X401Body Harness to Rear Fascia Harness40-Way Femalewithout Leadsor Si Electric Code: X922Body Harness to Rear Fascia Harness40-Way Femalewithout Leads
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GM GENUINE Fits: 6.2L V8 85005016
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 85005016
Black
Windshield Washer PumpSi Elec Code: G242-Way Femalewith Leads2.5MM2
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GM GENUINE Fits: 6.2L V8 84941156
🇺🇸 US 🇨🇦 CA
Si Elec Code: K124BGray
Fitment notes — GM GENUINE 84941156
Si Elec Code: K124BGrayActive Safety Control MODULE2 X34-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3776
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3776
Black
Si Elec Code: B55Engine Hood Switch3-Way Femalewith Leads0.75MM2
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GM GENUINE Fits: 6.2L V8 PT2626
🇺🇸 US 🇨🇦 CA
SI ELEC CODE: P25CONTENT THEFT DETERRENT ALARM
Fitment notes — GM GENUINE PT2626
SI ELEC CODE: P25CONTENT THEFT DETERRENT ALARM3-WAY FEMALE BLACK
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GM GENUINE Fits: 6.2L V8 13593220
🇺🇸 US 🇨🇦 CA
Windshield Washer Fluid Level SwitchSi Elec Code: B118B
Fitment notes — GM GENUINE 13593220
Windshield Washer Fluid Level SwitchSi Elec Code: B118BGray2-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 86802964
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86802964
Black
Si Elec Code: P12Horn2-Way Femalewith Leads1.5MM2
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GM GENUINE Fits: 6.2L V8 84773558
🇺🇸 US 🇨🇦 CA
Service Information Electric Code: B107Natural with Black Cover
Fitment notes — GM GENUINE 84773558
Service Information Electric Code: B107Natural with Black CoverAccelerator Pedal Position Sensor6-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3779
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3779
Black
Si Elec Code: S144AFolding Seat Control SwitchRear Compartment 2nd Row.75mm28-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3667
🇺🇸 US 🇨🇦 CA
Fits Si Elec Code: K182Parking Assist Control Module X2
Fitment notes — GM GENUINE PT3667
Fits:
Si Elec Code: K182Parking Assist Control Module X2Gray.75mm8-Way Femalewith Leads
or:
LeftSi Elec Code: S174LGray.75mm8-Way Femalewith Leads3rd Row Seat Folding Switchor Si Elec Code: S144BGrayFolding Seat Control Switch3rd Row Rear Compartment.75mm8-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 84683650
🇺🇸 US 🇨🇦 CA
Si Elec Code: B22Natural
Fitment notes — GM GENUINE 84683650
Si Elec Code: B22NaturalBrake Pedal Position Sensor6-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 19352907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19352907
Black
Fits:
LeftSi Electrical Code: X308Body Harness to Second Row Seat Harness12-Way Femalewithout Leads
or:
LeftSi Electrical Code: X340Body Harness to Left Rear 2nd Row Seat Harness12-Way Femalewithout Leads
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This table covers the body-harness connectors and pigtails. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Brake Pad Wear Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2860
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
Fits:
Frontor Escalade ESV
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This table covers the harness connectors at the Brake Pad Wear Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Brake Pedal Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2506
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Terminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S2506
Terminal Type: Blade
Pedal Position Sensor Connector
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This table covers the harness connectors at the Brake Pedal. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Camshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 84766296
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84766296
Black
Service Information Electrical Code: X154Engine Harness to Camshaft Position Sensor Jumper Harness8-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 86792094
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86792094
Black
Si Electrical Code: B23Camshaft Position Sensor3-Way Femalewith LeadsTerminal PN 1418850-3
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GM GENUINE Fits: 6.2L V8 86792095
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86792095
Black
Si Electrical Code: B23ECamshaft Position SensorExhaust3-Way Femalewith Leads
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HOLSTEIN Fits: 6.2L V8 2HAR0060
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade ESV
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This table covers the harness connectors at the Camshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Chassis Wiring Harness / Connector

Brand Part Number Markets Notes Buy
ACDELCO Popular Fits: 6.2L V8 PT3940
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3940
GM Original Equipment
Si Electric Code: B47Fuel Pressure SensorBlack3-Way Femalewith Leads1.0MM2
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GM GENUINE Popular Fits: 6.2L V8 PT2612
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2612
Black
Service Information Electrical Code: Q13Evaporative Emission Vent Solenoid Valve2-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT2923
🇺🇸 US 🇨🇦 CA
Crimping Tool Included: NoLength: 12 in
Fitment notes — GM GENUINE PT2923
Crimping Tool Included: NoLength: 12 inBlack
Si Elec Code: B195CNitrogen Oxides Sensor 34-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT3612
🇺🇸 US 🇨🇦 CA
BlackTerminal Gender: Female
Fitment notes — GM GENUINE PT3612
BlackTerminal Gender: FemaleWidth: 6 in
Service Information Electrical Code: X182Chassis Harness to Power Steering Harness6-Way Femalewith Leads
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ACDELCO Fits: 6.2L V8 84727362
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO 84727362
GM Original Equipment
Fits:
LeftBRAKE PAD WEAR SENSOR - FRONTBLACK2-WAY FEMALEwith Leadsor CHASSIS HARNESS TO FRONT DISC BRAKE PAD WEAR SENSOR JUMPER HARNESSBLACK2-WAY FEMALEwith Leads
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ACDELCO Fits: 6.2L V8 PT3773
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3773
GM Original Equipment
Fits:
LeftTail Lamp Assembly Harness to Chassis HarnessBlack6-Way Malewith Leads2.0mm
or:
LeftTail Lamp AssemblySi Electric Code: E42LBlack6-Way Malewith Leads2.0mm
or:
RightTail Lamp AssemblySi Electric Code: E42RBlack6-Way Malewith Leads2.0mm
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GM GENUINE Fits: 6.2L V8 PT2677
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2677
Black
Si Elec Code: B136Exhaust Particulate Matter Sensor4-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3691
🇺🇸 US 🇨🇦 CA
Fits FrontLeft
Fitment notes — GM GENUINE PT3691
Fits:
FrontLeftWheel Speed SensorSi Elec Code: B5LFLT Gray2-Way Femalewith LeadsSealed, Key B2.0mm
or:
RearLeftWheel Speed SensorSi Elec Code: B5LRLT Gray2-Way Femalewith LeadsSealed, Key B2.0mm
or:
FrontRightWheel Speed SensorSi Elec Code: B5RFLT Gray2-Way Femalewith LeadsSealed, Key B2.0mm
or:
LeftSi Elec Code: X402LT GrayChassis Harness To Rear Wheel Speed Sensor Harness2-Way Femalewith LeadsSealed, Key B2.0mm
or:
RearRightWheel Speed SensorSi Elec Code: B5RRLT Gray2-Way Femalewith LeadsSealed, Key B2.0mm
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GM GENUINE Fits: 6.2L V8 PT3912
🇺🇸 US 🇨🇦 CA
Si Elec Code: B150Natural
Fitment notes — GM GENUINE PT3912
Si Elec Code: B150NaturalFuel Tank Pressure Sensor3-Way Femalewith Leads1.5mm
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GM GENUINE Fits: 6.2L V8 PT1402
🇺🇸 US 🇨🇦 CA
Si Elec Code: X406Chassis Harness to Chassis Rear Extension Harness
Fitment notes — GM GENUINE PT1402
Si Elec Code: X406Chassis Harness to Chassis Rear Extension Harness4-Way Female Gray
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GM GENUINE Fits: 6.2L V8 PT3693
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3693
Black
RearRightWheel Speed SensorSi Elec Code: B5RR2-Way Femalewith LeadsSealed, Key C2.0mm
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GM GENUINE Fits: 6.2L V8 PT3880
🇺🇸 US 🇨🇦 CA
Si Electrical Code: K4Gray
Fitment notes — GM GENUINE PT3880
Si Electrical Code: K4GrayAssist Step Control Module X16-Way Femalewith Leads3mm
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GM GENUINE Fits: 6.2L V8 84928314
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84928314
Black
Si Electrical Code: K4Assist Step Control Module X28-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 85533165
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 85533165
Black
Fits:
FrontLeftSi Elec Code: Q37LFShock Absorber Actuator2-Way Malewith Leads1.5 Wire
or:
RearLeftSi Elec Code: Q37LRShock Absorber Actuator2-Way Malewith Leads1.5 Wire
or:
RearRightSi Elec Code: Q37RRShock Absorber Actuator2-Way Malewith Leads1.5 Wire
or:
FrontRightSi Elec Code: Q37RFShock Absorber Actuator2-Way Malewith Leads1.5 Wire
or:
LeftSi Elec Code: X401Rear Shock Absorber Actuator Harness to Chassis Harness2-Way Malewith Leads1.5 Wir
or:
Si Elec Code: X407Fuel Door Jumper Harness to Chassis Harness2-Way Malewith Leads1.5 Wire
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GM GENUINE Fits: 6.2L V8 PT3509
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3509
Black
Fits:
FrontLeftSuspension Position SensorSi Electrical Code: B152LF3-Way Femalewith Leads and CPA
or:
FrontRightSuspension Position SensorSi Electrical Code: B152RF3-Way Femalewith Leads and CPA
or:
FrontSuspension Height SensorService Information Electrical Code: B51F3-Way Femalewith Leads and CPA
or:
RearLeftSuspension Position SensorSi Electrical Code: B152LR3-Way Femalewith Leads and CPA
or:
RearRightSuspension Position SensorSi Electrical Code: B152RR3-Way Femalewith Leads and CPA
or:
RearSuspension Height SensorSi Electrical Code: B51R3-Way Femalewith Leads and CPA
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GM GENUINE Fits: 6.2L V8 PT3592
🇺🇸 US 🇨🇦 CA
Si Elec Code: A7LT Gray
Fitment notes — GM GENUINE PT3592
Si Elec Code: A7LT GrayFuel Pump and Level Sensor Assembly8-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 86816072
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86816072
Black
Trailer Connector X1Si Elec Code: X887-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 19352907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19352907
Black
Si Electrical Code: K4Assist Step Control Module X312-Way Femalewithout Leads
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This table covers the wiring-harness connectors at the Chassis. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Crankshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 6.2L V8 PT3940
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3940
GM Original Equipment
Si Electric Code: B26Crankshaft Position SensorBlack3-Way Femalewith Leads1.0MM2
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GM GENUINE Fits: 6.2L V8 86792095
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 86792095
Black
Si Elec Code: B26Crankshaft Position Sensor3-Way Femalewith Leads
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This table covers the harness connectors at the Crankshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Differential Pressure Sensor Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 6.2L V8 645325
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Black
Fitment notes — DORMAN 645325
Black
3 Way Female with LeadsSi Electrical Code B154
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This table covers the harness connectors at the Differential 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.

Engine Block Heater Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 84564686
🇺🇸 US 🇨🇦 CA
End 1 Terminal Gender: FemaleEnd 1 Terminal Type: Pin
Fitment notes — GM GENUINE 84564686
End 1 Terminal Gender: FemaleEnd 1 Terminal Type: PinWiring Harness
Engine Block Heater (K05)
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This table covers the harness connectors at the Engine Block 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.

Engine Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 6.2L V8 PT2971
🇺🇸 US 🇨🇦 CA
Gender: MaleTerminal Type: Blade
Fitment notes — GM GENUINE PT2971
Gender: MaleTerminal Type: BladeBlack
Si Elec Code: Q61Reductant Injector2-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT2929
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2929
Black
Fits:
Si Elec Code: B203Radiator Coolant Temperature Sensor2-Way Femalewith Leadsor Si Elec Code: B35Engine Oil Level Switch2-Way Femalewith Leadsor Si Elec Code: X158Engine Harness To Engine Oil Pressure Control Solenoid Valve Jumper Harness2-Way Femalewith Leadsor Service Information Electrical Code: Q12Evaporative Emission Purge Solenoid Valve2-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT3612
🇺🇸 US 🇨🇦 CA
BlackTerminal Gender: Female
Fitment notes — GM GENUINE PT3612
BlackTerminal Gender: FemaleWidth: 6 in
Si Elec Code: X114Engine Harness To Active Grille Air Shutter Harness6-Way Femalewith Leads
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ACDELCO Fits: 6.2L V8 PT3743
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3743
GM Original Equipment
Fits:
LeftSI Electric Code: Q80LENGINE MOUNT SOLENOID VALVEBLACK2-WAY FEMALEwith Leads
or:
RightSI Electric Code: Q80RENGINE MOUNT SOLENOID VALVEBLACK2-WAY FEMALEwith Leads
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ACDELCO Fits: 6.2L V8 PT3940
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3940
GM Original Equipment
DIESEL particulate filter Exhaust Differential Pressure SensorBlack3-Way Femalewith Leads1.0MM2
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GM GENUINE Fits: 6.2L V8 PT2923
🇺🇸 US 🇨🇦 CA
Crimping Tool Included: NoLength: 12 in
Fitment notes — GM GENUINE PT2923
Crimping Tool Included: NoLength: 12 inBlack
Fits:
Si Elec Code: B65Intake Manifold Pressure and Air Temperature Sensor4-Way Femalewith Leadsor Si Elec Code: B310Fuel Pressure/Temperature Sensor4-Way Femalewith Leadsor Si Elec Code: X153Engine Harness To Engine Coolant Temperature Jumper Harness4-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3951
🇺🇸 US 🇨🇦 CA
Fits LeftSi Elec Code: G10L
Fitment notes — GM GENUINE PT3951
Fits:
LeftSi Elec Code: G10LEngine Cooling Fan Motor4-Way Femalewith Leads
or:
RightSi Elec Code: G10REngine Cooling Fan Motor4-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3918
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3918
Black
Fits:
Si Elec Code: M106Exhaust Flow Control Valve Actuator.75MM25-Way Femalewith Leadsor Si Elec Code: Q14AExhaust Gas Recirculation Valve 1.75MM25-Way Femalewith Leadsor Si Elec Code: Q14BExhaust Gas Recirculation Valve 2.75MM25-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 84928314
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84928314
Black
Si Elec Code: X155Engine Harness To Active Fuel Management Solenoid Jumper Harness8-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3509
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3509
Black
Transfer Case 2WD/4WD Actuator Position SensorSi Elec Code: B1393-Way Femalewith Leads and CPA
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GM GENUINE Fits: 6.2L V8 84838880
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84838880
Black
Service Information Electrical Code: X116Front Axle Harness To Engine Harness4-Way Malewith Leads
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GM GENUINE Fits: 6.2L V8 PT3534
🇺🇸 US 🇨🇦 CA
BlackShape: Oval
Fitment notes — GM GENUINE PT3534
BlackShape: Oval
Throttle BodySi Elec Code: Q386-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 85786014
🇺🇸 US 🇨🇦 CA
Transmission Control ModuleSi Elec Code: K71
Fitment notes — GM GENUINE 85786014
Transmission Control ModuleSi Elec Code: K71Black with Black TPA66-Way Femalewithout Leads
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GM GENUINE Fits: 6.2L V8 19352907
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19352907
Black
Fits:
SI ELEC CODE: X160ENGINE HARNESS TO BANK 1 FUEL RAIL HARNESS12-WAY FEMALEwithout LEADS
or:
SI ELEC CODE: X156ENGINE HARNESS TO ACTIVE FUEL MANAGEMENT SOLENOID JUMPER HARNESS12-WAY FEMALEwithout LEADS
or:
Si Electrical Code: X161Engine Harness to Bank 2 Fuel Rail Harness12-Way Femalewithout Leads
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GM GENUINE Fits: 6.2L V8 PT3151
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3151
Black
Fits:
Si Elec Code: Q22Intake Manifold Tuning Solenoid Valve5-Way Femalewith Leadsor Turbocharger Vane Position ActuatorSi Electric Code: M1035-Way Femalewith Leads
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This table covers the wiring-harness connectors at the Engine. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Exhaust Gas Temperature (EGT) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT2930
🇺🇸 US 🇨🇦 CA
Fits Si Elec Code: B130BHGray
Fitment notes — GM GENUINE PT2930
Fits:
Si Elec Code: B130BHGrayExhaust Gas Recirculation Temperature Sensor 2High Pressure2-Way Femalewith Leadsor Si Elec Code: B131AGrayExhaust Temperature Sensor 12-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT2931
🇺🇸 US 🇨🇦 CA
Fits Si Elec Code: B131BGray
Fitment notes — GM GENUINE PT2931
Fits:
Si Elec Code: B131BGrayExhaust Temperature Sensor 22-Way Femalewith Leadsor Si Elec Code: B131CGrayExhaust Temperature Sensor 32-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT3445
🇺🇸 US 🇨🇦 CA
Si Elec Code: B130AHGray
Fitment notes — GM GENUINE PT3445
Si Elec Code: B130AHGrayExhaust Gas Recirculation Temperature Sensor 1High Pressure2-Way Femalewith Leads
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This table covers the harness connectors at the Exhaust Gas Temperature (EGT) 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.

Fuel Injection Pressure Regulator Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT3982
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3982
Black
Si Elec Code: Q18BFuel Pressure Regulator 22-Way Femalewith Leads
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This table covers the harness connectors at the Fuel Injection Pressure Regulator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Injector Connector

Brand Part Number Markets Notes Buy
GB REMANUFACTURING Fits: 6.2L V8 5191
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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GM GENUINE Fits: 6.2L V8 19333239
🇺🇸 US 🇨🇦 CA
SI ELEC CODE: X160ENGINE HARNESS TO FUEL INJECTOR HARNESS
Fitment notes — GM GENUINE 19333239
SI ELEC CODE: X160ENGINE HARNESS TO FUEL INJECTOR HARNESSDK GRAY12-WAY FEMALEwithout LEADS
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This table covers the harness connectors at the Fuel Injector. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Pump Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2810
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
High Pressure
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This table covers the harness connectors at the Fuel Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Tank Pressure Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S1445
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
Fitment notes — STANDARD MOTOR PRODUCTS S1445
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
Escalade Base Model
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This table covers the harness connectors at the Fuel Tank Pressure Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Temperature Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2894
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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This table covers the harness connectors at the Fuel 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.

Headliner Connector

Brand Part Number Markets Notes Buy
ACDELCO Popular Fits: 6.2L V8 PT3868
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3868
GM Original Equipment
HEADLINER HARNESS TO MICROPHONE PROVISIONAL HARNESSBLACK.75MM24-WAY FEMALEwith Leads
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GM GENUINE Popular Fits: 6.2L V8 84769201
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84769201
Black
Fits:
Si Elec Code: E37BDome/Reading Lamps2nd Row8-Way Femalewith Leadsor Si Elec Code: E37CDome/Reading Lamps3rd Row8-Way Femalewith Leads
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ACDELCO Fits: 6.2L V8 84769202
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO 84769202
GM Original Equipment
Fits:
LeftSI Electric Code: E37HROOF RAIL REAR SEAT POSITION READING AND COURTESY LAMPBLACK4-WAY FEMALEwith Leads
or:
RightSI Electric Code: E37JROOF RAIL REAR SEAT POSITION READING AND COURTESY LAMPBLACK4-WAY FEMALEwith Leadsor OCCUPANT COMMUNICATION MICROPHONE - REARBLACK4-WAY FEMALEwith Leads
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ACDELCO Fits: 6.2L V8 PT3728
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3728
GM Original Equipment
RAIN SENSOR JUMPER HARNESS TO HEADLINER HARNESSBLACK3-WAY MALEwith Leads0.75MM2
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GM GENUINE Fits: 6.2L V8 13529935
🇺🇸 US 🇨🇦 CA
BlackTerminal Gender: Female
Fitment notes — GM GENUINE 13529935
BlackTerminal Gender: Female
Si Electrical Code: B174WFront View CameraWindshield12-Way Femalewithout Leads
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GM GENUINE Fits: 6.2L V8 13577390
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 13577390
Black
Si Electrical Code: A10Inside Rear View Mirror X110-Way Femalewithout LeadsTerminated Leads 13575867
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GM GENUINE Fits: 6.2L V8 19354840
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19354840
Black
Fits:
LeftSi Elec Code: E37SLDome/Reading Lamps2nd Row4-Way Femalewith Leads0.35mm
or:
RightSi Elec Code: E37SRDome/Reading Lamps2nd Row4-Way Femalewith Leads0.35mm
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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.

HVAC Control Switch / Panel Connector

Brand Part Number Markets Notes Buy
GPD Fits: 6.2L V8 1713412
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with 3 Terminal(s)
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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
STANDARD MOTOR PRODUCTS Popular Fits: 6.2L V8 HP4485
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
HandypackWiring Harness Length (mm): 304.8
Fitment notes — STANDARD MOTOR PRODUCTS HP4485
HandypackWiring Harness Length (mm): 304.8
Original Equipment Design
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ACDELCO Fits: 6.2L V8 PT2368
🇺🇸 US 🇨🇦 CA
GoldShape: Rectangle
Fitment notes — ACDELCO PT2368
GoldShape: Rectangle
Original Equipment Design
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GM GENUINE Fits: 6.2L V8 PT3886
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3886
Black
Fits:
Si Elec Code: T8DIgnition Coil 44-Way Femalewith Leadsor Si Elec Code: T8AIgnition Coil 14-Way Femalewith Leadsor Si Elec Code: T8BIgnition Coil 24-Way Femalewith Leadsor Si Elec Code: T8CIgnition Coil 34-Way Femalewith Leadsor Si Elec Code: T8EIgnition Coil 54-Way Femalewith Leadsor Si Elec Code: T8FIgnition Coil 64-Way Femalewith Leadsor Si Elec Code: T8GIgnition Coil 74-Way Femalewith Leadsor Si Elec Code: T8HIgnition Coil 84-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S761
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Wiring Harness Length (mm): 304.8
Fitment notes — STANDARD MOTOR PRODUCTS S761
Wiring Harness Length (mm): 304.8
Original Equipment Design
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2903
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Updated Design
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This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Instrument Panel Connector

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 6.2L V8 PT2195
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2195
Black
Steering Column Tilt and Telescope SwitchSi Elec Code: S717-Way Femalewith Leads
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GM GENUINE Popular Fits: 6.2L V8 PT3695
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3695
Black
Si Elec Code: M8Blower Motor6-Way Femalewith Leads5MM2/.75MM2
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ACDELCO Fits: 6.2L V8 PT3743
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3743
GM Original Equipment
SI Electric Code: T10JKEYLESS ENTRY ANTENNA - CENTER CONSOLE FRONTBLACK2-WAY FEMALEwith Leads
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GM GENUINE Fits: 6.2L V8 84769201
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84769201
Black
Fits:
Si Elec Code: A22Radio Control X18-Way Femalewith Leadsor Si Elec Code: P17Display Module X18-Way Femalewith Leadsor Steering Column Lock ModuleSi Elec Code: K608-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 84867143
🇺🇸 US 🇨🇦 CA
YellowTrailer Brake Control Switch
Fitment notes — GM GENUINE 84867143
YellowTrailer Brake Control SwitchSi Elec Code: S76.75MM24-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT2247
🇺🇸 US 🇨🇦 CA
Si Elec Code: X258Instrument Panel Harness to Instrument Panel Harness
Fitment notes — GM GENUINE PT2247
Si Elec Code: X258Instrument Panel Harness to Instrument Panel HarnessGray8-Way Malewith Leads
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This table covers the harness connectors at the Instrument Panel. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Knock / Detonation Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 19301207
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 19301207
Black
Fits:
Si Elec Code: B68BKnock Sensor 22-Way Femalewith Leadsor Si Elec Code: B68AKnock Sensor 12-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S934
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Contact Terminal Material: Metal
Fitment notes — STANDARD MOTOR PRODUCTS S934
Contact Terminal Material: Metal
Escalade Base Model
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This table covers the harness connectors at the Knock / Detonation Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Manifold Pressure (MAP) Sensor Connector

Brand Part Number Markets Notes Buy
BWD/NIEHOFF Fits: 6.2L V8 PT944
🇺🇸 US 🇨🇦 CA
Evaporator Emission Control ConnectorAt Fuel Tank Pressure Sensor
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WELLS Fits: 6.2L V8 1P2218
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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This table covers the harness connectors at the Manifold Pressure (MAP) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Mass Air Flow (MAF) Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2507
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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This table covers the harness connectors at the Mass Air Flow (MAF) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

NOx (Nitrogen Oxide) Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT2923
🇺🇸 US 🇨🇦 CA
Crimping Tool Included: NoLength: 12 in
Fitment notes — GM GENUINE PT2923
Crimping Tool Included: NoLength: 12 inBlack
Si Elec Code: B195ANitrogen Oxides Sensor 14-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 85518225
🇺🇸 US 🇨🇦 CA
BlackGender: Male
Fitment notes — GM GENUINE 85518225
BlackGender: MaleWire Gauge Measurement (GA.): 1.0 MM2 GA.
Si Elec Code: B195ANitrogen Oxides Sensor 14-Way Femalewith Leads
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This table covers the harness connectors at the NOx (Nitrogen Oxide) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oil Pressure Sender / Switch Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT2923
🇺🇸 US 🇨🇦 CA
Crimping Tool Included: NoLength: 12 in
Fitment notes — GM GENUINE PT2923
Crimping Tool Included: NoLength: 12 inBlack
Si Elec Code: B37BEngine Oil Pressure Sensor4-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2894
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oil Pump Control Valve / Solenoid Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 12681015
🇺🇸 US 🇨🇦 CA
Mating Connector Use 13587326Jumper Wire
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This table covers the harness connectors at the Oil Pump Control 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.

Oil Temperature Sender Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT3921
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT3921
Black
Si Elec Code: B36Engine Oil Temperature Sensor.75mm23-Way Femalewith Leads
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This table covers the harness connectors at the Oil Temperature Sender. 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 Fits: 6.2L V8 PT3353
🇺🇸 US 🇨🇦 CA
Fits Si Elec Code: B52FHeated Oxygen Sensor
Fitment notes — GM GENUINE PT3353
Fits:
Si Elec Code: B52FHeated Oxygen SensorBank 2 Sensor 2Gray4-Way Femalewith Leadsor Si Elec Code: B52DHeated Oxygen SensorBank 1 Sensor 2Gray4-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 85877333
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 85877333
Black
Fits:
Si Elec Code: B52CHeated Oxygen SensorBank 1 Sensor 1or Si Elec Code: B52EHeated Oxygen SensorBank 2 Sensor 1
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This table covers the harness connectors at the Oxygen (O2) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Park Assist (PAS) Camera Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 84848437
🇺🇸 US 🇨🇦 CA
Rearwith Light Sensitive Inside Rear View Mirror with Full Video Display (DRZ), High Definition Digital Rear View Vision (UVB), Mono HD Digital Vision with 360 View (UV2), 360 View, Mono, Enhanced HD Digital Vision (UXP)
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This table covers the harness connectors at the Park Assist (PAS) Camera. 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 Actuator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S1414
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: RectangleTerminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S1414
Connector Shape: RectangleTerminal Type: BladeWiring Harness Length (mm): 476.25
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This table covers the harness connectors at the Parking Brake 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.

Power Seat Motor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT3720
🇺🇸 US 🇨🇦 CA
Inboard Airbag ConnectorGray with Yellow Cover
Fitment notes — GM GENUINE PT3720
Inboard Airbag ConnectorGray with Yellow CoverDriver and Passenger Front Seat and Roof Side Inflatable Restraint (AYQ)2-Way Femalewith Leads
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This table covers the harness connectors at the Power Seat Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Power Steering Assist Motor / Module Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 84564097
🇺🇸 US 🇨🇦 CA
Connector Gender: Male, FemaleTerminal Type: Pin
Fitment notes — GM GENUINE 84564097
Connector Gender: Male, FemaleTerminal Type: PinWire Quantity: 1
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This table covers the harness connectors at the Power Steering Assist Motor / 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.

Radiator Fan Motor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S949
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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This table covers the harness connectors at the Radiator Fan Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Radio Connector

Brand Part Number Markets Notes Buy
METRA Fits: 6.2L V8 AXBUCHGM2
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear View Camera Harness
Fitment notes — METRA AXBUCHGM2
Rear View Camera Harness
Escalade Base Modelwith NAV
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This table covers the harness connectors at the Radio. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Starter Solenoid Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2984
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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WELLS Fits: 6.2L V8 1P3645
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Escalade Base Model
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This table covers the harness connectors at the Starter Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Steering Column Wiring Harness

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 84426130
🇺🇸 US 🇨🇦 CA
Power Retractable Tilt Steering Column (N38)
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This table covers the Steering Column Wiring harnesses.

Temperature Sender / Sensor Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 PT2930
🇺🇸 US 🇨🇦 CA
Si Elec Code: B34AGray
Fitment notes — GM GENUINE PT2930
Si Elec Code: B34AGrayEngine Coolant Temperature Sensor 12-Way Femalewith Leads
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GM GENUINE Fits: 6.2L V8 PT2929
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE PT2929
Black
Si Elec Code: B34JEngine Coolant Temperature Sensor 72-Way Femalewith Leads
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S2860
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
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This table covers the harness connectors at the Temperature Sender / Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Adapter Connector

Brand Part Number Markets Notes Buy
CURT Fits: 6.2L V8 57101
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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
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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 Brake Switch Connector

Brand Part Number Markets Notes Buy
TEKONSHA Fits: 6.2L V8 3016
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
2-Plug Harness (Plugs Directly Into Your Vehicle and Brake Control)Brake Control Wiring Adapter
Fitment notes — TEKONSHA 3016
2-Plug Harness (Plugs Directly Into Your Vehicle and Brake Control)Brake Control Wiring Adapter
Escalade Base ModelDrilling Required
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This table covers the harness connectors at the Trailer 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.

Trailer Connector

Brand Part Number Markets Notes Buy
CURT Popular Fits: 6.2L V8 55415
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Replacement 7-Way RV Blade OEM Socket
Fitment notes — CURT 55415
Replacement 7-Way RV Blade OEM Socket
with Factory Tow Package
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CURT Popular Fits: 6.2L V8 56229
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
7-Way USCAR Electrical ConnectorLength: 24 in.
Fitment notes — CURT 56229
7-Way USCAR Electrical ConnectorLength: 24 in.Bonded Wire
Fits:
Escalade Base Modelor with Factory Tow Package
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STANDARD MOTOR PRODUCTS Popular Fits: 6.2L V8 TC656
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
OE Style
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CURT Fits: 6.2L V8 56415
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Replacement 7-Way RV Blade OEM SocketTwist-In
Fitment notes — CURT 56415
Replacement 7-Way RV Blade OEM SocketTwist-In
with Factory Tow Package
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CURT Fits: 6.2L V8 55515
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Custom Wiring ConnectorOE 4-Way Flat
Fitment notes — CURT 55515
Custom Wiring ConnectorOE 4-Way FlatPlugs Into USCAR
Replacement2-Wire Systemwith Factory Tow Package
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CURT Fits: 6.2L V8 56515
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Custom Wiring Connector5-Way Flat
Fitment notes — CURT 56515
Custom Wiring Connector5-Way Flat
2-Wire Systemwith Factory Tow Package
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CURT Fits: 6.2L V8 55774
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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
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CURT Fits: 6.2L V8 57015
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
OEM Replacement Dual-Output 7 and 4 Way ConnectorPlugs Into USCAR Socket
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CURT Fits: 6.2L V8 55384
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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
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CURT Fits: 6.2L V8 57020
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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
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CURT Fits: 6.2L V8 56584
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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
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CURT Fits: 6.2L V8 58993
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Towed-Vehicle RV HarnessIncludes Harness, 4-Flat Extension, Mounting Bracket, And Hardware
Fitment notes — CURT 58993
Towed-Vehicle RV HarnessIncludes Harness, 4-Flat Extension, Mounting Bracket, And Hardware
For Dinghy Towing
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STANDARD MOTOR PRODUCTS Fits: 6.2L V8 TC654
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Towing Packagewith 7 Way
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This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Trailer Extension Connector

Brand Part Number Markets Notes Buy
CURT Fits: 6.2L V8 56475
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Custom Wiring Harness Extension
Fitment notes — CURT 56475
Custom Wiring Harness Extension
20"Uscar To Uscarwith Factory Tow Package
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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.

Transfer Case Motor Connector

Brand Part Number Markets Notes Buy
ACDELCO Fits: 6.2L V8 PT3871
🇺🇸 US 🇨🇦 CA
GM Original Equipment
Fitment notes — ACDELCO PT3871
GM Original Equipment
TRANSFER CASE MOTORSI Electric Code: A16BLACK8-WAY FEMALEwith Leads
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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 Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 6.2L V8 24055323
🇺🇸 US 🇨🇦 CA
End 1 Terminal Gender: Male Female
Fitment notes — GM GENUINE 24055323
End 1 Terminal Gender: Male Female
GEN2Pass-ThruEtrsExcept Identification-Not Equipped with Stop/Start System (NSS)
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GM GENUINE Fits: 6.2L V8 24045645
🇺🇸 US 🇨🇦 CA
GEN2MAIN/SOLENOID
Fitment notes — GM GENUINE 24045645
GEN2MAIN/SOLENOIDETRS
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GM GENUINE Fits: 6.2L V8 24045647
🇺🇸 US 🇨🇦 CA
JUMPER, ETRS
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This table covers the wiring-harness connectors at the Transmission-Automatic. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Washer Fluid Level Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 6.2L V8 S3082
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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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.

Wire Terminal

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 6.2L V8 13582308
🇺🇸 US 🇨🇦 CA
Multi-PurposeWire Gauge Measurement: 1.00 GU
Fitment notes — GM GENUINE 13582308
Multi-PurposeWire Gauge Measurement: 1.00 GUWiring Harness Length (In): 17.72 In
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GM GENUINE Popular Fits: 6.2L V8 84757974
🇺🇸 US 🇨🇦 CA
Multi-PurposeColor: White
Fitment notes — GM GENUINE 84757974
Multi-PurposeColor: WhiteTerminal Gender: FemaleWater Resistant: NoWire Gauge Measurement: 14 GUWire Length (In): 17.72 In
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GM GENUINE Fits: 6.2L V8 85528055
🇺🇸 US 🇨🇦 CA
Multi-PurposeColor: White
Fitment notes — GM GENUINE 85528055
Multi-PurposeColor: WhiteGender: FemaleTerminal Type: PinWire Gauge Measurement: 15 GU
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GM GENUINE Fits: 6.2L V8 19351723
🇺🇸 US 🇨🇦 CA
Multi-PurposeWire Gauge Measurement: 2.00 GU
Fitment notes — GM GENUINE 19351723
Multi-PurposeWire Gauge Measurement: 2.00 GUWiring Harness Length (In): 17.72 In
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GM GENUINE Fits: 6.2L V8 13576369
🇺🇸 US 🇨🇦 CA
Multi-PurposeWire Gauge Measurement: 0.50 GU
Fitment notes — GM GENUINE 13576369
Multi-PurposeWire Gauge Measurement: 0.50 GU
0.5MM2
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GM GENUINE Fits: 6.2L V8 13576377
🇺🇸 US 🇨🇦 CA
Multi-PurposeWire Gauge Measurement: 6.00 GU
Fitment notes — GM GENUINE 13576377
Multi-PurposeWire Gauge Measurement: 6.00 GU
3.0MM2
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GM GENUINE Fits: 6.2L V8 13575850
🇺🇸 US 🇨🇦 CA
Multi-Purpose
Fitment notes — GM GENUINE 13575850
Multi-Purpose
Labeled 135758501.0MM2
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GM GENUINE Fits: 6.2L V8 19119395
🇺🇸 US 🇨🇦 CA
Multi-PurposeWire Gauge Measurement: 1.00 GU
Fitment notes — GM GENUINE 19119395
Multi-PurposeWire Gauge Measurement: 1.00 GU
1.0MM2
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GM GENUINE Fits: 6.2L V8 19370262
🇺🇸 US 🇨🇦 CA
Multi-PurposeColor: White
Fitment notes — GM GENUINE 19370262
Multi-PurposeColor: WhiteConductor Material: CopperTerminal Gender: FemaleWire Gauge Measurement: 22 GUWire Length (In): 17.72 In
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This table covers the terminals crimped onto a harness lead.

Buying Electrical Connector Parts for a 2021 Cadillac Escalade

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: Body Wiring Harness / Connector and Chassis Wiring Harness / Connector .

Frequently Asked Questions

How many electrical connector parts fit the 2021 Cadillac Escalade?

Our catalog currently lists 165 electrical connector parts for the 2021 Cadillac Escalade across 52 subcategories and 12 brands, covering both the 3.0L L6 DIESEL Turbocharged and the 6.2L V8. Each part is matched to the engine(s) it fits.

Do electrical connector parts differ between 2021 Cadillac Escalade 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 2021 Cadillac Escalade?

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 2021 Cadillac Escalade 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 2021 Cadillac Escalade?

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 2021 Cadillac Escalade

Electrical Connector Parts for Other Cadillac Escalade Years

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