This page lists 115 electrical connector parts for the 2015 Cadillac XTS, across 50 part types, covering both the 3.6L V6 and the 3.6L V6 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
On the 2015 Cadillac XTS, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 20 parts of the 115 listed are ABS Wheel Speed Sensor Connector (7 parts), Fuel Injector Connector (7 parts) and Fuel Injection Pressure Sensor Connector (6 parts). The other 47 part types cover the remaining 95 parts.
The 2015 Cadillac XTS was sold with both the 3.6L V6 and the 3.6L V6 Turbocharged. 96 parts fit every engine; the other 19 are engine-specific. Each part shows which engine(s) it fits.
13 brands supply electrical connector parts for the 2015 Cadillac XTS, led by STANDARD MOTOR PRODUCTS (40 parts), WELLS (29 parts) and GM GENUINE (12 parts), plus 10 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2015 Cadillac XTS. 13 parts have it, including STANDARD MOTOR PRODUCTS HP3945 (ABS Wheel Speed Sensor Connector) and SKP SKS577 (Camshaft Position Sensor Connector). Each part number opens a page with every vehicle that part fits.
A/C Refrigerant Pressure Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Fits: all 2015 XTS engines | 37236 | 🇺🇸 US 🇨🇦 CA | 3 Terminal Male | View on Amazon |
| ROSTRA Fits: all 2015 XTS engines | 610225 | 🇺🇸 US 🇨🇦 CA | 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 are listed for the 2015 Cadillac XTS, from FOUR SEASONS and ROSTRA. All of them fit every engine offered in the 2015 XTS.
Part numbers include FOUR SEASONS 37236 and ROSTRA 610225.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | HP3945 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | S824 | 🇺🇸 US 🇨🇦 CA | Connector Shape: SquareHarness Length | View on Amazon |
| ACDELCO Fits: all 2015 XTS engines | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 23278473 | 🇺🇸 US 🇨🇦 CA | FrontVariable Time Damping Chassis (F55) | View on Amazon |
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0035 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P3377 | 🇺🇸 US 🇨🇦 CA | Includes Butt Connectors | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P3407 | 🇺🇸 US 🇨🇦 CA | Terminal Type: Blade Pin | 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.
7 ABS Wheel Speed Sensor Connector parts for the 2015 Cadillac XTS come from 5 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS HP3945. 6 parts fit every engine; the other 1 is engine-specific.
Part numbers include STANDARD MOTOR PRODUCTS HP3945, STANDARD MOTOR PRODUCTS S824 and ACDELCO PT2160, among others listed above.
Accelerator Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1048 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S1048.
Accessory Power Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1600 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangleContact Terminal Material: Metal | View on Amazon |
This table covers the harness connectors at the Accessory Power 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1600.
Air Bag Clockspring Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3942 | 🇺🇸 US 🇨🇦 CA | with 4 Terminals | View on Amazon |
This table covers the harness connectors at the Air Bag Clockspring. Typical signs include an intermittent fault that moves when you wiggle 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 2015 Cadillac XTS — WELLS 1P3942.
Air Bag Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3978 | 🇺🇸 US 🇨🇦 CA | with 2 Terminals | View on Amazon |
This table covers the harness connectors at the Air Bag. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P3978.
Air Intake / Charge Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2894 | 🇺🇸 US 🇨🇦 CA | Air Charge | 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.
One part is listed for the 2015 Cadillac XTS — STANDARD MOTOR PRODUCTS S2894.
Alternator / Generator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1477 | 🇺🇸 US 🇨🇦 CA | without Wiring Harness | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P3341 | 🇺🇸 US 🇨🇦 CA | 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.
2 Alternator / Generator Connector parts for the 2015 Cadillac XTS come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
Part numbers include STANDARD MOTOR PRODUCTS S1477 and WELLS 1P3341.
Brake Fluid Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: all 2015 XTS engines | 610108 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P1362 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OblongTerminal Quantity: 2 | View on Amazon |
This table covers the harness connectors at the Brake Fluid Level Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Brake Fluid Level Sensor Connector parts are listed for the 2015 Cadillac XTS, from ROSTRA and WELLS. All of them fit every engine offered in the 2015 XTS.
Listed part numbers: ROSTRA 610108 and WELLS 1P1362.
Brake Pedal Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2506 | 🇺🇸 US 🇨🇦 CA | 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 2015 Cadillac XTS — STANDARD MOTOR PRODUCTS S2506.
Cabin Air Temperature Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S717 | 🇺🇸 US 🇨🇦 CA | Attachment Method: Push OnIncludes Interior Lamp Switch | View on Amazon |
This table covers the harness connectors at the Cabin Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2015 Cadillac XTS — STANDARD MOTOR PRODUCTS S717.
Camshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.6L V6 | SKS577 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1458 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ULTRA-POWER Fits: 3.6L V6 | 2701089 | 🇺🇸 US 🇨🇦 CA | Cam Position Sensor Connector | View on Amazon |
| WALKER PRODUCTS Fits: all 2015 XTS engines | 2701089 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P2565 | 🇺🇸 US 🇨🇦 CA | 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.
5 Camshaft Position Sensor Connector parts for the 2015 Cadillac XTS come from 5 brands — SKP, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 2 other brands. The "Popular" part is SKP SKS577. 3 parts fit every engine; the other 2 are engine-specific.
Part numbers include SKP SKS577, STANDARD MOTOR PRODUCTS S1458 and ULTRA-POWER 2701089, among others listed above.
Crankshaft Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1497 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P2557 | 🇺🇸 US 🇨🇦 CA | 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 2015 Cadillac XTS come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
This group includes STANDARD MOTOR PRODUCTS S1497 and WELLS 1P2557.
Flex Fuel Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3387 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Flex Fuel 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 2015 Cadillac XTS — WELLS 1P3387.
Fuel Injection Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | HP4335 | 🇺🇸 US 🇨🇦 CA | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.6L V6 | S577 | 🇺🇸 US 🇨🇦 CA | Wire Gauge (GA): 16 | View on Amazon |
| ACDELCO Fits: 3.6L V6 | PT2308 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ROSTRA Fits: all 2015 XTS engines | 610135 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P1020 | 🇺🇸 US 🇨🇦 CA | Located on Fuel Rail | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P3409 | 🇺🇸 US 🇨🇦 CA | Located in Fuel Line | 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.
6 Fuel Injection Pressure Sensor Connector parts for the 2015 Cadillac XTS come from 4 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS HP4335. 3 parts fit every engine; the other 3 are engine-specific.
Listed part numbers: STANDARD MOTOR PRODUCTS HP4335, STANDARD MOTOR PRODUCTS S577 and ACDELCO PT2308, plus the other parts above.
Fuel Injector Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | HP3945 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Square | View on Amazon |
| WELLS Popular Fits: all 2015 XTS engines | 1P1344 | 🇺🇸 US 🇨🇦 CA | Terminal Type: BladeWiring Harness Length: 8.5 In | View on Amazon |
| ACDELCO Fits: all 2015 XTS engines | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| GB REMANUFACTURING Fits: 3.6L V6 | 5191 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0035 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| SKP Fits: all 2015 XTS engines | SKS824 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S824 | 🇺🇸 US 🇨🇦 CA | Connector Shape: SquareHarness Length | 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.
7 Fuel Injector Connector parts for the 2015 Cadillac XTS come from 6 brands — STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 3 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS HP3945. 6 parts fit every engine; the other 1 is engine-specific.
This group includes STANDARD MOTOR PRODUCTS HP3945, WELLS 1P1344 and ACDELCO PT2160 and the remaining parts above.
Fuel Sending Unit Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2904 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2904.
Fuel Tank Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: all 2015 XTS engines | PT2612 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: all 2015 XTS engines | PT2391 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| GM GENUINE Fits: all 2015 XTS engines | PT2877 | 🇺🇸 US 🇨🇦 CA | Natural4-Way Female | View on Amazon |
| GM GENUINE Fits: all 2015 XTS engines | PT1401 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1243 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangleGauge: 18-12 Gauge | View on Amazon |
This table covers the harness connectors at the Fuel Tank. Typical signs include an intermittent fault that moves when you wiggle 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 Fuel Tank Connector parts for the 2015 Cadillac XTS come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS. The "Popular" part is GM GENUINE PT2612. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
Part numbers include GM GENUINE PT2612, GM GENUINE PT2391 and GM GENUINE PT2877, among others listed above.
Fuel Tank Pressure Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Fits: all 2015 XTS engines | 610022 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P1475 | 🇺🇸 US 🇨🇦 CA | Gender: Female | 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.
2 Fuel Tank Pressure Sensor Connector parts are listed for the 2015 Cadillac XTS, from ROSTRA and WELLS. All of them fit every engine offered in the 2015 XTS.
This group includes ROSTRA 610022 and WELLS 1P1475.
Headlamp Wiring Harness / Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 | 23151393 | 🇺🇸 US 🇨🇦 CA | Base ModelVariable Time Damping Chassis (F55) | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 23151394 | 🇺🇸 US 🇨🇦 CA | LuxuryVariable Effort Power Steering (NXC) | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 23151395 | 🇺🇸 US 🇨🇦 CA | LuxuryBuilt Before 01SEPT2014 | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 23151396 | 🇺🇸 US 🇨🇦 CA | Livery or Platinum or PremiumVariable Effort Power Steering (NXC), Collision Imminent Brake Assist Sensor (UGN) | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 23151397 | 🇺🇸 US 🇨🇦 CA | Livery or PremiumVariable Effort Power Steering (NXC) | 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.
GM GENUINE supplies the 5 Headlamp Wiring Harness / Connector parts for the 2015 Cadillac XTS.
This group includes GM GENUINE 23151393, GM GENUINE 23151394 and GM GENUINE 23151395 and the remaining parts above.
Horn Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2015 XTS engines | 645215 | 🇺🇸 US 🇨🇦 CA | 2 Cavity Female | View on Amazon |
| ROSTRA Fits: all 2015 XTS engines | 610059 | 🇺🇸 US 🇨🇦 CA | Terminal Gender: Female | View on Amazon |
This table covers the harness connectors at the Horn. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Horn Connector parts are listed for the 2015 Cadillac XTS, from DORMAN and ROSTRA. All of them fit every engine offered in the 2015 XTS.
This group includes DORMAN 645215 and ROSTRA 610059.
Ignition Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1589 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: all 2015 XTS engines | CON215 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P3295 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
3 Ignition Coil Connector parts for the 2015 Cadillac XTS come from 3 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
This group includes STANDARD MOTOR PRODUCTS S1589, UNITED MOTOR PRODUCTS CON215 and WELLS 1P3295.
Ignition Starter Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2425 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Ignition Starter 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: STANDARD MOTOR PRODUCTS S2425.
Inline Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3409 | 🇺🇸 US 🇨🇦 CA | To Fuel Tank Harness3 Terminal, Black Housing, Purple Insert, Female Connector | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P3647 | 🇺🇸 US 🇨🇦 CA | Body Harness to Middle Windowwith 8 Terminal(s) | View on Amazon |
This table covers the harness connectors at the Inline. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
WELLS supplies both parts for the 2015 Cadillac XTS. All of them fit every engine offered in the 2015 XTS.
This group includes WELLS 1P3409 and WELLS 1P3647.
Instrument Panel Cluster Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S3068 | 🇺🇸 US 🇨🇦 CA | Connector Shape: Rectangular | View on Amazon |
This table covers the harness connectors at the Instrument Panel Cluster 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S3068.
Knock / Detonation Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S934 | 🇺🇸 US 🇨🇦 CA | Contact Terminal Material: Metal | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: all 2015 XTS engines | CON191 | 🇺🇸 US 🇨🇦 CA | Terminal Gender: Female | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P1571 | 🇺🇸 US 🇨🇦 CA | 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.
3 Knock / Detonation Sensor Connector parts for the 2015 Cadillac XTS come from 3 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
Listed part numbers: STANDARD MOTOR PRODUCTS S934, UNITED MOTOR PRODUCTS CON191 and WELLS 1P1571.
Manifold Pressure (MAP) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | S1038 | 🇺🇸 US 🇨🇦 CA | Connector Shape: Rectangle | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | S2316 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalNumber of Splice Connectors Included: 3 | View on Amazon |
| DORMAN Fits: all 2015 XTS engines | 645325 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0060 | 🇺🇸 US 🇨🇦 CA | Located on Intake Manifold | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: all 2015 XTS engines | CON62 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 3.6L V6 | 1P2218 | 🇺🇸 US 🇨🇦 CA | 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.
6 Manifold Pressure (MAP) Sensor Connector parts for the 2015 Cadillac XTS come from 5 brands — STANDARD MOTOR PRODUCTS, DORMAN, HOLSTEIN and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS S1038. 5 parts fit every engine; the other 1 is engine-specific.
Part numbers include STANDARD MOTOR PRODUCTS S1038, STANDARD MOTOR PRODUCTS S2316 and DORMAN 645325, among others listed above.
Mass Air Flow (MAF) Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2507 | 🇺🇸 US 🇨🇦 CA | 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 2015 Cadillac XTS — STANDARD MOTOR PRODUCTS S2507.
Oil Level Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | HP4325 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Rectangle | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1024 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangleHarness Length | View on Amazon |
This table covers the harness connectors at the Oil 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.
2 Oil Level Sensor Connector parts for the 2015 Cadillac XTS come from STANDARD MOTOR PRODUCTS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
Listed part numbers: STANDARD MOTOR PRODUCTS HP4325 and STANDARD MOTOR PRODUCTS S1024.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2015 XTS engines | 645325 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ROSTRA Fits: 3.6L V6 Turbocharged | 610271 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 3.6L V6 Turbocharged | 1P1534 | 🇺🇸 US 🇨🇦 CA | 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.
3 Oil Pressure Sender / Switch Connector parts are listed for the 2015 Cadillac XTS, from DORMAN, ROSTRA and WELLS. 1 part fits every engine; the other 2 are engine-specific.
Listed part numbers: DORMAN 645325, ROSTRA 610271 and WELLS 1P1534.
Park Assist (PAS) Camera Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P4156 | 🇺🇸 US 🇨🇦 CA | Rearwith 8 Terminals | View on Amazon |
This table covers the harness connectors at the Park Assist (PAS) Camera Module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2015 Cadillac XTS — WELLS 1P4156.
Parking Aid Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2269 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2269.
Power Brake Booster Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1445 | 🇺🇸 US 🇨🇦 CA | Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8 | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P4099 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Power Brake Booster. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Power Brake Booster Connector parts for the 2015 Cadillac XTS come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
Part numbers include STANDARD MOTOR PRODUCTS S1445 and WELLS 1P4099.
Power Steering Assist Motor / Module Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 | 20916705 | 🇺🇸 US 🇨🇦 CA | Luxury or Platinum or PremiumVariable Effort Power Steering (NXC) | View on Amazon |
| GM GENUINE Fits: all 2015 XTS engines | 23233038 | 🇺🇸 US 🇨🇦 CA | CODE G5YKBelt Drive Electric Steering (NJ2) | 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.
GM GENUINE supplies both parts for the 2015 Cadillac XTS. 1 part fits every engine; the other 1 is engine-specific.
Listed part numbers: GM GENUINE 20916705 and GM GENUINE 23233038.
Power Window Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1481 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
This table covers the harness connectors at the Power Window Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2015 Cadillac XTS — STANDARD MOTOR PRODUCTS S1481.
Radiator Fan Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1288 | 🇺🇸 US 🇨🇦 CA | 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 S1288.
Seat Belt Pretensioner Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3978 | 🇺🇸 US 🇨🇦 CA | with 2 Terminals | View on Amazon |
This table covers the harness connectors at the Seat Belt Pretensioner. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P3978.
Speaker Amplifier Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3938 | 🇺🇸 US 🇨🇦 CA | with 8 Terminals | View on Amazon |
This table covers the harness connectors at the Speaker Amplifier. Typical signs include an intermittent fault that moves when you wiggle 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: WELLS 1P3938.
Speaker Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 2015 XTS engines | PT2915 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
This table covers the harness connectors at the Speaker. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2015 Cadillac XTS — ACDELCO PT2915.
Starter Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1029 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1029.
Steering Wheel Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3383 | 🇺🇸 US 🇨🇦 CA | Angle Sensor | View on Amazon |
This table covers the harness connectors at the Steering Wheel Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2015 Cadillac XTS — WELLS 1P3383.
Sunroof / Sunshade Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2015 XTS engines | 1P3941 | 🇺🇸 US 🇨🇦 CA | with 6 Terminal(s)Sunshade | View on Amazon |
This table covers the harness connectors at the Sunroof / Sunshade Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: WELLS 1P3941.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0036 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1686 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalBlack | View on Amazon |
| ULTRA-POWER Fits: 3.6L V6 | 2111500 | 🇺🇸 US 🇨🇦 CA | Coolant Temperature Sensor Connector | View on Amazon |
| WALKER PRODUCTS Fits: 3.6L V6 | 2111500 | 🇺🇸 US 🇨🇦 CA | Terminal Quantity: 2Includes O-Ring | View on Amazon |
| WELLS Fits: 3.6L V6 Turbocharged | 1P3395 | 🇺🇸 US 🇨🇦 CA | Located in Radiator | 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.
5 Temperature Sender / Sensor Connector parts for the 2015 Cadillac XTS come from 5 brands — HOLSTEIN, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 2 other brands. 2 parts fit every engine; the other 3 are engine-specific.
Listed part numbers: HOLSTEIN 2HAR0036, STANDARD MOTOR PRODUCTS S1686 and ULTRA-POWER 2111500, plus the other parts above.
Throttle Control Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2409 | 🇺🇸 US 🇨🇦 CA | Gender: MaleHarness Length | View on Amazon |
This table covers the harness connectors at the Throttle Control Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S2409.
Vapor Canister Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | HP3945 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Square | View on Amazon |
| ACDELCO Fits: all 2015 XTS engines | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0035 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S824 | 🇺🇸 US 🇨🇦 CA | Connector Shape: SquareHarness Length | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P1344 | 🇺🇸 US 🇨🇦 CA | Terminal Type: BladeWiring Harness Length: 8.5 In | View on Amazon |
This table covers the harness connectors at the Vapor Canister. Typical signs include an intermittent fault that moves when you wiggle 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 Vapor Canister Connector parts are listed for the 2015 Cadillac XTS, from STANDARD MOTOR PRODUCTS, ACDELCO, HOLSTEIN and 1 other brand. STANDARD MOTOR PRODUCTS HP3945 carries the "Popular" badge. All of them fit every engine offered in the 2015 XTS.
This group includes STANDARD MOTOR PRODUCTS HP3945, ACDELCO PT2160 and HOLSTEIN 2HAR0035 and the remaining parts above.
Vapor Canister Purge Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1414 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangleTerminal Type: Blade | View on Amazon |
| WELLS Fits: all 2015 XTS engines | 1P2045 | 🇺🇸 US 🇨🇦 CA | Wiring Harness Length: 17.0 In | View on Amazon |
This table covers the harness connectors at the Vapor Canister Purge Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Vapor Canister Purge Valve / Solenoid Connector parts for the 2015 Cadillac XTS come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
This group includes STANDARD MOTOR PRODUCTS S1414 and WELLS 1P2045.
Vapor Canister Vent Valve / Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | HP3945 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Square | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: all 2015 XTS engines | S824 | 🇺🇸 US 🇨🇦 CA | Connector Shape: SquareHarness Length | View on Amazon |
| ACDELCO Fits: all 2015 XTS engines | PT2160 | 🇺🇸 US 🇨🇦 CA | GoldShape: Square | View on Amazon |
| HOLSTEIN Fits: all 2015 XTS engines | 2HAR0035 | 🇺🇸 US 🇨🇦 CA | Includes ABS Wheel Speed Sensor Wire Harness | View on Amazon |
| ROSTRA Fits: all 2015 XTS engines | 610294 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 2015 XTS engines | 1P2038 | 🇺🇸 US 🇨🇦 CA | 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.
6 Vapor Canister Vent Valve / Solenoid Connector parts for the 2015 Cadillac XTS come from 5 brands — STANDARD MOTOR PRODUCTS, ACDELCO, HOLSTEIN and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS HP3945. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
This group includes STANDARD MOTOR PRODUCTS HP3945, STANDARD MOTOR PRODUCTS S824 and ACDELCO PT2160 and the remaining parts above.
Variable Valve Timing (VVT) Solenoid Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1716 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalWire Gauge (GA): 14 | View on Amazon |
| WALKER PRODUCTS Fits: all 2015 XTS engines | 2701102 | 🇺🇸 US 🇨🇦 CA | 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.
2 Variable Valve Timing (VVT) Solenoid Connector parts for the 2015 Cadillac XTS come from 2 brands — STANDARD MOTOR PRODUCTS and WALKER PRODUCTS. Every part fits both the 3.6L V6 and the 3.6L V6 Turbocharged.
This group includes STANDARD MOTOR PRODUCTS S1716 and WALKER PRODUCTS 2701102.
Washer Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S2279 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S2279.
Wiper Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2015 XTS engines | S1423 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: STANDARD MOTOR PRODUCTS S1423.
Buying Electrical Connector Parts for a 2015 Cadillac XTS
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. Some electrical connector parts fit every engine; others are 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: ABS Wheel Speed Sensor Connector and Fuel Injector Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2015 Cadillac XTS?
Our catalog currently lists 115 electrical connector parts for the 2015 Cadillac XTS across 50 subcategories and 13 brands, covering both the 3.6L V6 and the 3.6L V6 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical connector parts differ between 2015 Cadillac XTS engines?
Some do. 96 parts fit every engine; the other 19 are engine-specific. Each row (and the filter at the top) shows which. 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 2015 Cadillac XTS?
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 2015 Cadillac XTS 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 2015 Cadillac XTS?
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 2015 Cadillac XTS
Electrical Connector Parts for Other Cadillac XTS Years
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