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.
The 2021 Cadillac Escalade was sold with both the 3.0L L6 DIESEL Turbocharged and the 6.2L V8. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
12 brands supply electrical connector parts for the 2021 Cadillac Escalade, led by GM GENUINE (100 parts), STANDARD MOTOR PRODUCTS (26 parts) and ACDELCO (15 parts), plus 9 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Cadillac Escalade. 23 parts have it, including GM GENUINE 85039843 (ABS Wheel Speed Sensor Connector) and GM GENUINE PT3702 (Body Wiring Harness / Connector). Each part number opens a page with every vehicle that part fits.
A/C Compressor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | PT3702 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
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.
This group shows a single part: GM GENUINE PT3702.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 6.2L V8 | 85039843 | 🇺🇸 US 🇨🇦 CA | Connector Gender: Female | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85090453 | 🇺🇸 US 🇨🇦 CA | Front RightPremium Smooth Ride Package (ZW7),Police Chassis Package (Z56) | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85039841 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftWheel Speed Sensor Only | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85039842 | 🇺🇸 US 🇨🇦 CA | Connector Gender: Female | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2346 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Complete AssemblyGray | 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.
5 ABS Wheel Speed Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS. The "Popular" part is GM GENUINE 85039843.
This group includes GM GENUINE 85039843, GM GENUINE 85090453 and GM GENUINE 85039841 and the remaining parts above.
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 | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1478.
Air Intake / Charge Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 6.2L V8 | 84727362 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85519071 | 🇺🇸 US 🇨🇦 CA | Black or Color: Natural | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2894 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base ModelIntake Air | View on Amazon |
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.
3 Air Intake / Charge Temperature Sensor Connector parts are listed for the 2021 Cadillac Escalade, from ACDELCO, GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include ACDELCO 84727362, GM GENUINE 85519071 and STANDARD MOTOR PRODUCTS S2894.
Alternator / Generator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S1477 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | without Wiring Harness | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1477.
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 | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2860.
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 | View on Amazon |
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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2860.
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 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2427 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Harness Length12.75 | View on Amazon |
| WELLS Fits: 6.2L V8 | 1P2711 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| WELLS Fits: 6.2L V8 | 1P2659 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith 6 Terminal(s) | 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.
4 Blower Motor Control Module / Resistor Connector parts are listed for the 2021 Cadillac Escalade, from STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS S1353, STANDARD MOTOR PRODUCTS S2427 and WELLS 1P2711, plus the other parts above.
Body Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 6.2L V8 | PT3702 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | 13577534 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT2929 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | 84677313 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | 84928314 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3743 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| ACDELCO Fits: 6.2L V8 | 84867146 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT220 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT242 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84999471 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13576549 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85005016 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84941156 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: K124BGray | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3776 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2626 | 🇺🇸 US 🇨🇦 CA | SI ELEC CODE: P25CONTENT THEFT DETERRENT ALARM | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13593220 | 🇺🇸 US 🇨🇦 CA | Windshield Washer Fluid Level SwitchSi Elec Code: B118B | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 86802964 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84773558 | 🇺🇸 US 🇨🇦 CA | Service Information Electric Code: B107Natural with Black Cover | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3779 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3667 | 🇺🇸 US 🇨🇦 CA | Fits Si Elec Code: K182Parking Assist Control Module X2 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84683650 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: B22Natural | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19352907 | 🇺🇸 US 🇨🇦 CA | Black | 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.
22 Body Wiring Harness / Connector parts are listed for the 2021 Cadillac Escalade, from GM GENUINE and ACDELCO. GM GENUINE PT3702 carries the "Popular" badge.
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 | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — STANDARD MOTOR PRODUCTS S2860.
Brake Pedal Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Type: Blade | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — STANDARD MOTOR PRODUCTS S2506.
Camshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | 84766296 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 86792094 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 86792095 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| HOLSTEIN Fits: 6.2L V8 | 2HAR0060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade ESV | 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.
4 Camshaft Position Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — GM GENUINE and HOLSTEIN.
Listed part numbers: GM GENUINE 84766296, GM GENUINE 86792094 and GM GENUINE 86792095, plus the other parts above.
Chassis Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 6.2L V8 | PT3940 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT2612 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT2923 | 🇺🇸 US 🇨🇦 CA | Crimping Tool Included: NoLength: 12 in | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT3612 | 🇺🇸 US 🇨🇦 CA | BlackTerminal Gender: Female | View on Amazon |
| ACDELCO Fits: 6.2L V8 | 84727362 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3773 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2677 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3691 | 🇺🇸 US 🇨🇦 CA | Fits FrontLeft | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3912 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: B150Natural | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT1402 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: X406Chassis Harness to Chassis Rear Extension Harness | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3693 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3880 | 🇺🇸 US 🇨🇦 CA | Si Electrical Code: K4Gray | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84928314 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85533165 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3509 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3592 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: A7LT Gray | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 86816072 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19352907 | 🇺🇸 US 🇨🇦 CA | Black | 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.
18 Chassis Wiring Harness / Connector parts are listed for the 2021 Cadillac Escalade, from GM GENUINE and ACDELCO. ACDELCO PT3940 carries the "Popular" badge.
Crankshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 6.2L V8 | PT3940 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 86792095 | 🇺🇸 US 🇨🇦 CA | Black | 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.
2 Crankshaft Position Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — ACDELCO and GM GENUINE.
Part numbers include ACDELCO PT3940 and GM GENUINE 86792095.
Differential Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.2L V8 | 645325 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Black | View on Amazon |
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.
This group shows a single part: DORMAN 645325.
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 | View on Amazon |
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.
This group shows a single part: GM GENUINE 84564686.
Engine Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 6.2L V8 | PT2971 | 🇺🇸 US 🇨🇦 CA | Gender: MaleTerminal Type: Blade | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT2929 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT3612 | 🇺🇸 US 🇨🇦 CA | BlackTerminal Gender: Female | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3743 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3940 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2923 | 🇺🇸 US 🇨🇦 CA | Crimping Tool Included: NoLength: 12 in | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3951 | 🇺🇸 US 🇨🇦 CA | Fits LeftSi Elec Code: G10L | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3918 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84928314 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3509 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84838880 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3534 | 🇺🇸 US 🇨🇦 CA | BlackShape: Oval | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85786014 | 🇺🇸 US 🇨🇦 CA | Transmission Control ModuleSi Elec Code: K71 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19352907 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3151 | 🇺🇸 US 🇨🇦 CA | Black | 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.
15 Engine Wiring Harness / Connector parts are listed for the 2021 Cadillac Escalade, from GM GENUINE and ACDELCO. GM GENUINE PT2971 carries the "Popular" badge.
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 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2931 | 🇺🇸 US 🇨🇦 CA | Fits Si Elec Code: B131BGray | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3445 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: B130AHGray | View on Amazon |
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.
3 Exhaust Gas Temperature (EGT) Sensor Connector parts for the 2021 Cadillac Escalade come from GM GENUINE.
This group includes GM GENUINE PT2930, GM GENUINE PT2931 and GM GENUINE PT3445.
Fuel Injection Pressure Regulator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | PT3982 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE PT3982.
Fuel Injector Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GB REMANUFACTURING Fits: 6.2L V8 | 5191 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GM GENUINE Fits: 6.2L V8 | 19333239 | 🇺🇸 US 🇨🇦 CA | SI ELEC CODE: X160ENGINE HARNESS TO FUEL INJECTOR HARNESS | 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.
2 Fuel Injector Connector parts for the 2021 Cadillac Escalade come from 2 brands — GB REMANUFACTURING and GM GENUINE.
Part numbers include GB REMANUFACTURING 5191 and GM GENUINE 19333239.
Fuel Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | High Pressure | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2810.
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 | 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.
One part is listed for the 2021 Cadillac Escalade — STANDARD MOTOR PRODUCTS S1445.
Fuel Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2894 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base Model | View on Amazon |
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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2894.
Headliner Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 6.2L V8 | PT3868 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | 84769201 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ACDELCO Fits: 6.2L V8 | 84769202 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3728 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13529935 | 🇺🇸 US 🇨🇦 CA | BlackTerminal Gender: Female | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13577390 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19354840 | 🇺🇸 US 🇨🇦 CA | Black | 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.
7 Headliner Connector parts for the 2021 Cadillac Escalade come from 2 brands — GM GENUINE and ACDELCO. The "Popular" part is ACDELCO PT3868.
Listed part numbers: ACDELCO PT3868, GM GENUINE 84769201 and ACDELCO 84769202, plus the other parts above.
HVAC Control Switch / Panel Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 6.2L V8 | 1713412 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 3 Terminal(s) | 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.
This group shows a single part: GPD 1713412.
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 | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT2368 | 🇺🇸 US 🇨🇦 CA | GoldShape: Rectangle | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT3886 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S761 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wiring Harness Length (mm): 304.8 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2903 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Updated Design | 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.
5 Ignition Coil Connector parts for the 2021 Cadillac Escalade come from 3 brands — STANDARD MOTOR PRODUCTS, ACDELCO and GM GENUINE. The "Popular" part is STANDARD MOTOR PRODUCTS HP4485.
Listed part numbers: STANDARD MOTOR PRODUCTS HP4485, ACDELCO PT2368 and GM GENUINE PT3886, plus the other parts above.
Instrument Panel Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 6.2L V8 | PT2195 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | PT3695 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ACDELCO Fits: 6.2L V8 | PT3743 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84769201 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 84867143 | 🇺🇸 US 🇨🇦 CA | YellowTrailer Brake Control Switch | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2247 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: X258Instrument Panel Harness to Instrument Panel Harness | 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.
6 Instrument Panel Connector parts are listed for the 2021 Cadillac Escalade, from GM GENUINE and ACDELCO. GM GENUINE PT2195 carries the "Popular" badge.
This group includes GM GENUINE PT2195, GM GENUINE PT3695 and ACDELCO PT3743 and the remaining parts above.
Knock / Detonation Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | 19301207 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S934 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Contact Terminal Material: Metal | 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.
2 Knock / Detonation Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE 19301207 and STANDARD MOTOR PRODUCTS S934.
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 | View on Amazon |
| WELLS Fits: 6.2L V8 | 1P2218 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
2 Manifold Pressure (MAP) Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — BWD/NIEHOFF and WELLS.
Listed part numbers: BWD/NIEHOFF PT944 and WELLS 1P2218.
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 | 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.
One part is listed for the 2021 Cadillac Escalade — STANDARD MOTOR PRODUCTS S2507.
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 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85518225 | 🇺🇸 US 🇨🇦 CA | BlackGender: Male | View on Amazon |
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.
GM GENUINE supplies both parts for the 2021 Cadillac Escalade.
Part numbers include GM GENUINE PT2923 and GM GENUINE 85518225.
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 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2894 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base Model | 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.
2 Oil Pressure Sender / Switch Connector parts are listed for the 2021 Cadillac Escalade, from GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE PT2923 and STANDARD MOTOR PRODUCTS S2894.
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 | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE 12681015.
Oil Temperature Sender Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | PT3921 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE PT3921.
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 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85877333 | 🇺🇸 US 🇨🇦 CA | Black | 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.
2 Oxygen (O2) Sensor Connector parts for the 2021 Cadillac Escalade come from GM GENUINE.
Listed part numbers: GM GENUINE PT3353 and GM GENUINE 85877333.
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) | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE 84848437.
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 | View on Amazon |
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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1414.
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 | 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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE PT3720.
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 | View on Amazon |
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.
One part is listed for the 2021 Cadillac Escalade — GM GENUINE 84564097.
Radiator Fan Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S949 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base Model | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S949.
Radio Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| METRA Fits: 6.2L V8 | AXBUCHGM2 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear View Camera Harness | 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.
One part is listed for the 2021 Cadillac Escalade — METRA AXBUCHGM2.
Starter Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base Model | View on Amazon |
| WELLS Fits: 6.2L V8 | 1P3645 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Escalade Base Model | View on Amazon |
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.
2 Starter Solenoid Connector parts for the 2021 Cadillac Escalade come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS S2984 and WELLS 1P3645.
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) | View on Amazon |
This table covers the Steering Column Wiring harnesses.
This group shows a single part: GM GENUINE 84426130.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 6.2L V8 | PT2930 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: B34AGray | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | PT2929 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S2860 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalGauge: 16 Gauge | 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.
3 Temperature Sender / Sensor Connector parts for the 2021 Cadillac Escalade come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
This group includes GM GENUINE PT2930, GM GENUINE PT2929 and STANDARD MOTOR PRODUCTS S2860.
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 | 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.
This group shows a single part: CURT 57101.
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 | View on Amazon |
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.
This group shows a single part: TEKONSHA 3016.
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 | View on Amazon |
| CURT Popular Fits: 6.2L V8 | 56229 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 7-Way USCAR Electrical ConnectorLength: 24 in. | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 6.2L V8 | TC656 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE Style | View on Amazon |
| CURT Fits: 6.2L V8 | 56415 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Replacement 7-Way RV Blade OEM SocketTwist-In | View on Amazon |
| CURT Fits: 6.2L V8 | 55515 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring ConnectorOE 4-Way Flat | View on Amazon |
| CURT Fits: 6.2L V8 | 56515 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector5-Way Flat | View on Amazon |
| CURT Fits: 6.2L V8 | 55774 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way | View on Amazon |
| CURT Fits: 6.2L V8 | 57015 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Replacement Dual-Output 7 and 4 Way ConnectorPlugs Into USCAR Socket | View on Amazon |
| CURT Fits: 6.2L V8 | 55384 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector4-Way Flat | View on Amazon |
| CURT Fits: 6.2L V8 | 57020 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged | View on Amazon |
| CURT Fits: 6.2L V8 | 56584 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Harness5-Way Flat | View on Amazon |
| CURT Fits: 6.2L V8 | 58993 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Towed-Vehicle RV HarnessIncludes Harness, 4-Flat Extension, Mounting Bracket, And Hardware | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | TC654 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Towing Packagewith 7 Way | 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.
13 Trailer Connector parts are listed for the 2021 Cadillac Escalade, from CURT and STANDARD MOTOR PRODUCTS. CURT 55415 carries the "Popular" badge.
Trailer Extension Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT Fits: 6.2L V8 | 56475 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Harness Extension | 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.
This group shows a single part: CURT 56475.
Transfer Case Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 6.2L V8 | PT3871 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | 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.
This group shows a single part: ACDELCO PT3871.
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 | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 24045645 | 🇺🇸 US 🇨🇦 CA | GEN2MAIN/SOLENOID | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 24045647 | 🇺🇸 US 🇨🇦 CA | JUMPER, ETRS | 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.
GM GENUINE supplies the 3 Transmission-Automatic Wiring Harness / Connector parts for the 2021 Cadillac Escalade.
Part numbers include GM GENUINE 24055323, GM GENUINE 24045645 and GM GENUINE 24045647.
Washer Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.2L V8 | S3082 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S3082.
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 | View on Amazon |
| GM GENUINE Popular Fits: 6.2L V8 | 84757974 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeColor: White | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 85528055 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeColor: White | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19351723 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 2.00 GU | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13576369 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 0.50 GU | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13576377 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 6.00 GU | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 13575850 | 🇺🇸 US 🇨🇦 CA | Multi-Purpose | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19119395 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 1.00 GU | View on Amazon |
| GM GENUINE Fits: 6.2L V8 | 19370262 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeColor: White | View on Amazon |
This table covers the terminals crimped onto a harness lead.
9 Wire Terminal parts for the 2021 Cadillac Escalade come from GM GENUINE. The "Popular" part is GM GENUINE 13582308.
Part numbers include GM GENUINE 13582308, GM GENUINE 84757974 and GM GENUINE 85528055, among others listed above.
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
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.