This page lists 119 electrical connector parts for the 2018 Cadillac XT5, across 44 part types, covering the 3.6L V6 engine. Every part shows its brand, manufacturer part number and fitment notes.
The connector system on the 2018 Cadillac XT5 supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. The largest groups are Body Wiring Harness / Connector (13 parts), Trailer Connector (12 parts) and Instrument Panel Connector (10 parts). The other 41 part types cover the remaining 84 parts.
Every part on this page is matched to the 3.6L V6 — the only engine offered in the 2018 Cadillac XT5.
The most listed brands for 2018 Cadillac XT5 electrical connector parts are GM GENUINE (55 parts), STANDARD MOTOR PRODUCTS (33 parts) and CURT (14 parts), plus 8 more brands.
14 parts on this 2018 Cadillac XT5 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS HP3945 (ABS Wheel Speed Sensor Connector) and GM GENUINE PT2612 (Body Wiring Harness / Connector). Click any part number to see every vehicle that part fits.
A/C Refrigerant Pressure Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS | 37236 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 3 Terminal Male | View on Amazon |
| ROSTRA | 610225 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 A/C Refrigerant Pressure Switch Connector parts for the 2018 Cadillac XT5 come from 2 brands — FOUR SEASONS and ROSTRA.
Part numbers include FOUR SEASONS 37236 and ROSTRA 610225.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | HP3945 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Square | View on Amazon |
| ACDELCO | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| HOLSTEIN | 2HAR0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS | S824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareHarness Length | View on Amazon |
| WELLS | 1P3377 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Butt Connectors | 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 are listed for the 2018 Cadillac XT5, from STANDARD MOTOR PRODUCTS, ACDELCO, HOLSTEIN and 1 other brand. STANDARD MOTOR PRODUCTS HP3945 carries the "Popular" badge.
Listed part numbers: STANDARD MOTOR PRODUCTS HP3945, ACDELCO PT2160 and HOLSTEIN 2HAR0035, plus the other parts above.
Accelerator Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S1479 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalLength (In): 1.125 | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S1479.
Air Intake / Charge Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 84677313 | 🇺🇸 US 🇨🇦 CA | Black | 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.
This group shows a single part: GM GENUINE 84677313.
Alternator / Generator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 84941154 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2971 | 🇺🇸 US 🇨🇦 CA | Gender: MaleTerminal Type: Blade | View on Amazon |
| STANDARD MOTOR PRODUCTS | 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.
3 Alternator / Generator Connector parts are listed for the 2018 Cadillac XT5, from ACDELCO, GM GENUINE and STANDARD MOTOR PRODUCTS.
This group includes ACDELCO 84941154, GM GENUINE PT2971 and STANDARD MOTOR PRODUCTS S1477.
Ambient Air Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2860.
Body Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | PT2612 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular | PT3912 | 🇺🇸 US 🇨🇦 CA | Fits FrontLeft | View on Amazon |
| GM GENUINE Popular | 84928314 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2792 | 🇺🇸 US 🇨🇦 CA | Fits LeftSide Impact Sensor-Rear | View on Amazon |
| GM GENUINE | 22836728 | 🇺🇸 US 🇨🇦 CA | BlackIncludes 3 Clips, 1 Connector | View on Amazon |
| GM GENUINE | 84999471 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | 87815146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2626 | 🇺🇸 US 🇨🇦 CA | SI ELEC CODE: P25POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE | View on Amazon |
| GM GENUINE | PT3505 | 🇺🇸 US 🇨🇦 CA | BlackCrimping Tool Included: No | View on Amazon |
| GM GENUINE | PT3865 | 🇺🇸 US 🇨🇦 CA | Si Electrical Code: X80CGray | View on Amazon |
| GM GENUINE | PT3737 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: T3LT Gray | View on Amazon |
| GM GENUINE | PT3667 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: K182Parking Assist Control Module X2 | View on Amazon |
| GM GENUINE | PT2888 | 🇺🇸 US 🇨🇦 CA | Windshield Wiper MotorSi Elec Code: M75 | 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.
13 Body Wiring Harness / Connector parts for the 2018 Cadillac XT5 come from GM GENUINE. The "Popular" part is GM GENUINE PT2612.
Brake Pedal Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2506.
Camshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 86792094 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| HOLSTEIN | 2HAR0060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS | S2316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalNumber of Splice Connectors Included: 3 | View on Amazon |
| UNITED MOTOR PRODUCTS | CON62 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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 are listed for the 2018 Cadillac XT5, from GM GENUINE, HOLSTEIN, STANDARD MOTOR PRODUCTS and 1 other brand.
Part numbers include GM GENUINE 86792094, HOLSTEIN 2HAR0060 and STANDARD MOTOR PRODUCTS S2316, among others listed above.
Chassis Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 22836728 | 🇺🇸 US 🇨🇦 CA | BlackIncludes 3 Clips, 1 Connector | 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.
This group shows a single part: GM GENUINE 22836728.
Crankshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 86792094 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| HOLSTEIN | 2HAR0060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS | S2316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalNumber of Splice Connectors Included: 3 | 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.
3 Crankshaft Position Sensor Connector parts are listed for the 2018 Cadillac XT5, from GM GENUINE, HOLSTEIN and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE 86792094, HOLSTEIN 2HAR0060 and STANDARD MOTOR PRODUCTS S2316.
Differential Lock Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 84896487 | 🇺🇸 US 🇨🇦 CA | 4WDElectronic Twin Clutch Positraction Axle (G99) | View on Amazon |
This table covers the harness connectors at the Differential Lock 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 2018 Cadillac XT5 — GM GENUINE 84896487.
Engine Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | PT3829 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular | PT2971 | 🇺🇸 US 🇨🇦 CA | Gender: MaleTerminal Type: Blade | View on Amazon |
| ACDELCO | 84941154 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | 13577534 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2929 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT3534 | 🇺🇸 US 🇨🇦 CA | BlackShape: Oval | 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.
6 Engine Wiring Harness / Connector parts for the 2018 Cadillac XT5 come from 2 brands — GM GENUINE and ACDELCO. The "Popular" part is GM GENUINE PT3829.
Listed part numbers: GM GENUINE PT3829, GM GENUINE PT2971 and ACDELCO 84941154, plus the other parts above.
Fuel Injection Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2882 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RectangularHarness Length | View on Amazon |
This table covers the harness connectors at the Fuel Injection 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 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2882.
Fuel Injector Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GB REMANUFACTURING | 5191 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Model or Luxury or Platinum or Premium Luxury | View on Amazon |
| SKP | SKS824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS | HP4347 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS | S1895 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Number of Splice Connectors Included: 2 | 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.
4 Fuel Injector Connector parts are listed for the 2018 Cadillac XT5, from STANDARD MOTOR PRODUCTS, GB REMANUFACTURING and SKP.
Listed part numbers: GB REMANUFACTURING 5191, SKP SKS824 and STANDARD MOTOR PRODUCTS HP4347, plus the other parts above.
Fuel Sending Unit Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S3309 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FWD | View on Amazon |
This table covers the harness connectors at the Fuel Sending Unit. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S3309.
Fuel Tank Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1445.
Headlamp Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | PT2792 | 🇺🇸 US 🇨🇦 CA | Fits LeftSi Elec Code:B59L | View on Amazon |
| GM GENUINE | 13593220 | 🇺🇸 US 🇨🇦 CA | Windshield Washer Fluid Level SwitchSi Elec Code: B118B | View on Amazon |
| GM GENUINE | 19333355 | 🇺🇸 US 🇨🇦 CA | Si Electrical Code: X50AGreen | View on Amazon |
| GM GENUINE | 19369662 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2990 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: G19Rear Window Washer Pump | View on Amazon |
This table covers the wiring-harness connectors at the Headlamp. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.
5 Headlamp Wiring Harness / Connector parts for the 2018 Cadillac XT5 come from GM GENUINE. The "Popular" part is GM GENUINE PT2792.
Listed part numbers: GM GENUINE PT2792, GM GENUINE 13593220 and GM GENUINE 19333355, plus the other parts above.
Headliner Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | PT2726 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ACDELCO | PT3728 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE | 13507121 | 🇺🇸 US 🇨🇦 CA | BlackTerminal Gender: Male Female | View on Amazon |
| GM GENUINE | 13577390 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | 84766302 | 🇺🇸 US 🇨🇦 CA | Fits RearLeft | View on Amazon |
| GM GENUINE | PT2565 | 🇺🇸 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.
6 Headliner Connector parts are listed for the 2018 Cadillac XT5, from GM GENUINE and ACDELCO. GM GENUINE PT2726 carries the "Popular" badge.
Listed part numbers: GM GENUINE PT2726, ACDELCO PT3728 and GM GENUINE 13507121, plus the other parts above.
Hybrid Battery Voltage Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2860 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalGauge: 16 Gauge | View on Amazon |
This table covers the harness connectors at the Hybrid Battery Voltage 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.
Ignition Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2894 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2894.
Ignition Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | HP3810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Polygon | View on Amazon |
| STANDARD MOTOR PRODUCTS | S654 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: PolygonLength (In): 1 | View on Amazon |
This table covers the harness connectors at the Ignition Relay. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
STANDARD MOTOR PRODUCTS supplies both parts for the 2018 Cadillac XT5.
Part numbers include STANDARD MOTOR PRODUCTS HP3810 and STANDARD MOTOR PRODUCTS S654.
Instrument Panel Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | PT146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Popular | PT2195 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2506 | 🇺🇸 US 🇨🇦 CA | Si Elec Code: P50Green | View on Amazon |
| GM GENUINE | 87815146 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT2560 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT3865 | 🇺🇸 US 🇨🇦 CA | FrontSi Elec Code: X80F | View on Amazon |
| GM GENUINE | PT3735 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT3779 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE | PT3667 | 🇺🇸 US 🇨🇦 CA | Si Electrical Code: A11Radio X2 | View on Amazon |
| GM GENUINE | PT3695 | 🇺🇸 US 🇨🇦 CA | Black | 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.
10 Instrument Panel Connector parts for the 2018 Cadillac XT5 come from GM GENUINE. The "Popular" part is GM GENUINE PT146.
Knock / Detonation Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 19301207 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS | S934 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Contact Terminal Material: Metal | View on Amazon |
| UNITED MOTOR PRODUCTS | CON191 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Gender: Female | View on Amazon |
| WELLS | 1P1571 | 🇲🇽 MX | 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.
4 Knock / Detonation Sensor Connector parts are listed for the 2018 Cadillac XT5, from GM GENUINE, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 1 other brand.
This group includes GM GENUINE 19301207, STANDARD MOTOR PRODUCTS S934 and UNITED MOTOR PRODUCTS CON191 and the remaining parts above.
Manifold Pressure (MAP) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2HAR0060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS | S2316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalNumber of Splice Connectors Included: 3 | 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 are listed for the 2018 Cadillac XT5, from HOLSTEIN and STANDARD MOTOR PRODUCTS.
This group includes HOLSTEIN 2HAR0060 and STANDARD MOTOR PRODUCTS S2316.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | PT2980 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS | S2882 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RectangularHarness Length | 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 for the 2018 Cadillac XT5 come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE PT2980 and STANDARD MOTOR PRODUCTS S2882.
Oil Pump Control Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12690487 | 🇺🇸 US 🇨🇦 CA | Mating Connector Use 135873262-Way with Leads | 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.
This group shows a single part: GM GENUINE 12690487.
On-Board Diagnostic (OBD) Port Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 88988261 | 🇺🇸 US 🇨🇦 CA | BLACK16-WAY FEMALE | View on Amazon |
This table covers the harness connectors at the On-Board Diagnostic (OBD) Port. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — GM GENUINE 88988261.
Oxygen (O2) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | PT3353 | 🇺🇸 US 🇨🇦 CA | Fits Si Elec Code: B52DHeated Oxygen Sensor-Bank 1 Sensor 2 | 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.
One part is listed for the 2018 Cadillac XT5 — GM GENUINE PT3353.
Parking Aid Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2269 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: RectangleNumber of Splice Connectors Included: 3 | View on Amazon |
This table covers the harness connectors at the Parking Aid Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2269.
Parking Brake Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S1414.
Radiator Fan Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2267 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: Round | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2267.
Starter Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | HP3810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Polygon | View on Amazon |
| STANDARD MOTOR PRODUCTS | S654 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: PolygonLength (In): 1 | View on Amazon |
This table covers the harness connectors at the Starter Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
STANDARD MOTOR PRODUCTS supplies both parts for the 2018 Cadillac XT5.
Part numbers include STANDARD MOTOR PRODUCTS HP3810 and STANDARD MOTOR PRODUCTS S654.
Steering Column Wiring Harness
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 23188723 | 🇺🇸 US 🇨🇦 CA | Fits Base ModelPower Retractable Tilt Steering Column (N38) | View on Amazon |
This table covers the Steering Column Wiring harnesses.
One part is listed for the 2018 Cadillac XT5 — GM GENUINE 23188723.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2860.
Trailer Adapter Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT | 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.
One part is listed for the 2018 Cadillac XT5 — CURT 57101.
Trailer Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT Popular | 56415 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Replacement 7-Way RV Blade OEM SocketTwist-In | View on Amazon |
| CURT Popular | 55415 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Replacement 7-Way RV Blade OEM Socket | View on Amazon |
| CURT Popular | 56229 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 7-Way USCAR Electrical ConnectorLength: 24 in. | View on Amazon |
| CURT | 55515 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring ConnectorOE 4-Way Flat | View on Amazon |
| CURT | 56515 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector5-Way Flat | View on Amazon |
| CURT | 56325 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector4-Way Flat | View on Amazon |
| CURT | 55774 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Vehicle to Trailer Connector with Harness7-Way and 4-Way | View on Amazon |
| CURT | 57015 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Replacement Dual-Output 7 and 4 Way ConnectorPlugs Into USCAR Socket | View on Amazon |
| CURT | 55384 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector4-Way Flat | View on Amazon |
| CURT | 57020 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OEM Replacement Dual-Output 7 and 4 Way ConnectorPackaged | View on Amazon |
| CURT | 56584 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Harness5-Way Flat | View on Amazon |
| CURT | 56326 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Custom Wiring Connector7-Way Round RV Blade | 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.
12 Trailer Connector parts for the 2018 Cadillac XT5 come from CURT. The "Popular" part is CURT 56415.
Trailer Extension Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT | 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.
One part is listed for the 2018 Cadillac XT5 — CURT 56475.
Vapor Canister Vent Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS | HP3945 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS | S824 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: SquareHarness Length | View on Amazon |
| STANDARD MOTOR PRODUCTS | S2860 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalGauge: 16 Gauge | View on Amazon |
This table covers the harness connectors at the Vapor Canister Vent Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
4 Vapor Canister Vent Valve / Solenoid Connector parts are listed for the 2018 Cadillac XT5, from STANDARD MOTOR PRODUCTS and ACDELCO.
Part numbers include ACDELCO PT2160, STANDARD MOTOR PRODUCTS HP3945 and STANDARD MOTOR PRODUCTS S824, among others listed above.
Variable Valve Timing (VVT) Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2502 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wire Gauge (GA): 20 | View on Amazon |
This table covers the harness connectors at the Variable Valve Timing (VVT) Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2502.
Washer Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 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.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S3082.
Washer Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2279 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
This table covers the harness connectors at the Washer Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S2279.
Wiper Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S1423 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the harness connectors at the Wiper Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Cadillac XT5 — STANDARD MOTOR PRODUCTS S1423.
Wire Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | 13582308 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 1.00 GU | View on Amazon |
| GM GENUINE | 13576369 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 0.50 GU | View on Amazon |
| GM GENUINE | 13576377 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 6.00 GU | View on Amazon |
| GM GENUINE | 13575850 | 🇺🇸 US 🇨🇦 CA | Multi-Purpose | View on Amazon |
| GM GENUINE | 19119395 | 🇺🇸 US 🇨🇦 CA | Multi-PurposeWire Gauge Measurement: 1.00 GU | View on Amazon |
This table covers the terminals crimped onto a harness lead.
GM GENUINE supplies the 5 Wire Terminal parts for the 2018 Cadillac XT5. GM GENUINE 13582308 carries the "Popular" badge.
Listed part numbers: GM GENUINE 13582308, GM GENUINE 13576369 and GM GENUINE 13576377, plus the other parts above.
Buying Electrical Connector Parts for a 2018 Cadillac XT5
On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.
- Confirm you have the 3.6L V6 engine — every part on this page is matched to it.
- 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 Trailer Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2018 Cadillac XT5?
Our catalog currently lists 119 electrical connector parts for the 2018 Cadillac XT5 across 44 subcategories and 11 brands, covering the 3.6L V6 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical connector problems on a 2018 Cadillac XT5?
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 2018 Cadillac XT5 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 2018 Cadillac XT5?
Every part on this page is matched to the 3.6L V6 engine. 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 2018 Cadillac XT5
Electrical Connector Parts for Other Cadillac XT5 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.