2017 Cadillac CT6 Electrical Connector Parts

Engine:

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

The 2017 Cadillac CT6 has 50 electrical connector parts with verified fitment on this page — 33 part types and 15 brands, covering all 4 engine options (2.0L L4 ELECTRIC/GAS Turbocharged, 2.0L L4 Turbocharged, 3.0L V6 Turbocharged and 3.6L V6). Each part includes a manufacturer part number and application notes.

The connector system on the 2017 Cadillac CT6 supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. The largest groups are ABS Wheel Speed Sensor Connector (6 parts), Fuel Injector Connector (4 parts) and Camshaft Position Sensor Connector (3 parts). The other 30 part types cover the remaining 37 parts.

A/C Refrigerant Pressure Switch Connector

Brand Part Number Markets Notes Buy
FOUR SEASONS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 37236
🇺🇸 US 🇨🇦 CA
3 Terminal Male
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ROSTRA Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 610225
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

ABS Wheel Speed Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Popular Fits: 2.0L L4 ELECTRIC/GAS Turbocharged HP3945
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Square
Fitment notes — STANDARD MOTOR PRODUCTS HP3945
HandypackConnector Shape: SquareIncludes Wheel Speed Sensor Wiring HarnessBlackIncludes ABS Wheel Speed Sensor Wire Harness
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WELLS Popular Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 1P1344
🇺🇸 US 🇨🇦 CA
Terminal Type: BladeWiring Harness Length: 8.5 In
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ACDELCO Fits: 2.0L L4 ELECTRIC/GAS Turbocharged PT2160
🇺🇸 US 🇨🇦 CA
GoldShape: Square
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HOLSTEIN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 2HAR0035
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S824
🇺🇸 US 🇨🇦 CA
Connector Shape: SquareHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S824
Connector Shape: SquareHarness LengthIncludes ABS Wheel Speed Sensor Wire HarnessIncludes Wheel Speed Sensor Wiring Harnessinches: 7Length (In): 1.25Wiring Harness Length (mm): 209.55Black
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ULTRA-POWER Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 1P2321
🇺🇸 US 🇨🇦 CA
ABS ConnectorFront
Fitment notes — ULTRA-POWER 1P2321
ABS ConnectorFront
or:
RearAt WHL Speed Sensor
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This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Accelerator Pedal Position Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1478
🇺🇸 US 🇨🇦 CA
Connector Shape: Rectangle
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This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Air Intake / Charge Temperature Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2813
🇺🇸 US 🇨🇦 CA
Intake Air
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This table covers the harness connectors at the Air Intake / Charge Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Alternator / Generator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1477
🇺🇸 US 🇨🇦 CA
without Wiring Harness
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This table covers the harness connectors at the Alternator / Generator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ambient Air Temperature Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2860
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
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This table covers the harness connectors at the Ambient Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Blower Motor Control Module / Resistor Connector

Brand Part Number Markets Notes Buy
GPD Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 1712767
🇺🇸 US 🇨🇦 CA
RearBlower Motor Resistor Pigtail
Fitment notes — GPD 1712767
RearBlower Motor Resistor Pigtailwith 2 Terminal(s)
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This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Brake Pedal Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2506
🇺🇸 US 🇨🇦 CA
Terminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S2506
Terminal Type: Blade
Pedal Position Sensor Connector
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This table covers the harness connectors at the Brake Pedal. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Cabin Air Temperature Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S717
🇺🇸 US 🇨🇦 CA
Attachment Method: Push OnIncludes Interior Lamp Switch
Fitment notes — STANDARD MOTOR PRODUCTS S717
Attachment Method: Push OnIncludes Interior Lamp SwitchConnector Shape: SquareGender: MaleWire Gauge (GA): 18Black
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This table covers the harness connectors at the Cabin Air Temperature Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Camshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
HOLSTEIN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 2HAR0060
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2316
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalNumber of Splice Connectors Included: 3
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UNITED MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged CON62
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Camshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Crankshaft Position Sensor Connector

Brand Part Number Markets Notes Buy
HOLSTEIN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 2HAR0060
🇺🇸 US 🇨🇦 CA
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2316
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalNumber of Splice Connectors Included: 3
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This table covers the harness connectors at the Crankshaft Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Injection Pressure Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2882
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangularHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S2882
Connector Shape: RectangularHarness Lengthinches: 12.25
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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.

Fuel Injector Connector

Brand Part Number Markets Notes Buy
GB REMANUFACTURING Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 5191
🇺🇸 US 🇨🇦 CA
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SKP Fits: 2.0L L4 ELECTRIC/GAS Turbocharged SKS824
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged HP4347
🇺🇸 US 🇨🇦 CA
Handypack
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1895
🇺🇸 US 🇨🇦 CA
Number of Splice Connectors Included: 2
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This table covers the harness connectors at the Fuel Injector. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Pump Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2810
🇺🇸 US 🇨🇦 CA
High Pressure
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This table covers the harness connectors at the Fuel Pump. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Fuel Tank Pressure Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1445
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
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This table covers the harness connectors at the Fuel Tank Pressure Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Ignition Coil Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2927
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Knock / Detonation Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S934
🇺🇸 US 🇨🇦 CA
Contact Terminal Material: Metal
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UNITED MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged CON191
🇺🇸 US 🇨🇦 CA
Terminal Gender: Female
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This table covers the harness connectors at the Knock / Detonation Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Manifold Pressure (MAP) Sensor Connector

Brand Part Number Markets Notes Buy
BWD/NIEHOFF Fits: 2.0L L4 ELECTRIC/GAS Turbocharged PT944
🇺🇸 US 🇨🇦 CA
Evaporator Emission Control ConnectorAt Fuel Tank Pressure Sensor
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This table covers the harness connectors at the Manifold Pressure (MAP) Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Oil Level Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged HP4325
🇺🇸 US 🇨🇦 CA
HandypackConnector Shape: Rectangle
Fitment notes — STANDARD MOTOR PRODUCTS HP4325
HandypackConnector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1024
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S1024
Connector Shape: RectangleHarness Length16-1/2 "Terminal Type: Blade
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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.

Oil Pressure Sender / Switch Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2278
🇺🇸 US 🇨🇦 CA
BlackConnector Shape: Oval
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This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Parking Aid Sensor Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2269
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleNumber of Splice Connectors Included: 3
Fitment notes — STANDARD MOTOR PRODUCTS S2269
Connector Shape: RectangleNumber of Splice Connectors Included: 3Front And Rear
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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.

Parking Brake Actuator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1414
🇺🇸 US 🇨🇦 CA
Connector Shape: RectangleTerminal Type: Blade
Fitment notes — STANDARD MOTOR PRODUCTS S1414
Connector Shape: RectangleTerminal Type: BladeWiring Harness Length (mm): 476.25Rear
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This table covers the harness connectors at the Parking Brake Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Shock / Strut Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 949804
🇺🇸 US 🇨🇦 CA
Rearwith Variable Damping Suspension
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This table covers the harness connectors at the Shock / Strut. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Steering Column Wiring Harness

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 23188723
🇺🇸 US 🇨🇦 CA
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This table covers the Steering Column Wiring harnesses.

Temperature Sender / Sensor Connector

Brand Part Number Markets Notes Buy
HOLSTEIN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 2HAR0036
🇺🇸 US 🇨🇦 CA
Includes ABS Wheel Speed Sensor Wire Harness
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1686
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalBlack
Fitment notes — STANDARD MOTOR PRODUCTS S1686
Connector Shape: OvalBlackIncludes Wheel Speed Sensor Wiring Harness, ABS Wheel Speed Sensor Wire Harness
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This table covers the harness connectors at the Temperature Sender / Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Throttle Control Actuator Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2409
🇺🇸 US 🇨🇦 CA
Gender: MaleHarness Length
Fitment notes — STANDARD MOTOR PRODUCTS S2409
Gender: MaleHarness Lengthinches: 12.5
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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.

Trailer Connector

Brand Part Number Markets Notes Buy
TEKONSHA Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 118732
🇺🇸 US
T-One Connector Assemblywith Upgraded Circuit Protected Modu Lite HD Module
Fitment notes — TEKONSHA 118732
T-One Connector Assemblywith Upgraded Circuit Protected Modu Lite HD Module
Drilling Required
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This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Transmission-Automatic Wiring Harness / Connector

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 24045273
🇺🇸 US 🇨🇦 CA
Automatic CVT transmission
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This table covers the wiring-harness connectors at the Transmission-Automatic. Typical signs include an intermittent fault that moves when you wiggle the harness, or a melted or corroded plug. Match terminal count and keyway. Repair with heat-shrink terminals, not twist-and-tape.

Vapor Canister Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S1445
🇺🇸 US 🇨🇦 CA
Wiring Harness Length (In): 17Wiring Harness Length (mm): 431.8
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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.

Vapor Canister Purge Valve / Solenoid Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2860
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
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This table covers the harness connectors at the Vapor Canister Purge Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Vapor Canister Vent Valve / Solenoid Connector

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 645216
🇺🇸 US 🇨🇦 CA
Wire Harness Assembly
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ROSTRA Fits: 2.0L L4 ELECTRIC/GAS Turbocharged 610123
🇺🇸 US 🇨🇦 CA
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This table covers the harness connectors at the Vapor Canister Vent Valve / Solenoid. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.

Variable Valve Timing (VVT) Solenoid Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2860
🇺🇸 US 🇨🇦 CA
Connector Shape: OvalGauge: 16 Gauge
Fitment notes — STANDARD MOTOR PRODUCTS S2860
Connector Shape: OvalGauge: 16 GaugeHarness LengthInches: 13Terminal Type: Bladeblack
Exhaust
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STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2502
🇺🇸 US 🇨🇦 CA
Wire Gauge (GA): 20
Fitment notes — STANDARD MOTOR PRODUCTS S2502
Wire Gauge (GA): 20
Intake
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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.

Washer Pump Connector

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 2.0L L4 ELECTRIC/GAS Turbocharged S2279
🇺🇸 US 🇨🇦 CA
Front
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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.

Buying Electrical Connector Parts for a 2017 Cadillac CT6

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: ABS Wheel Speed Sensor Connector and Fuel Injector Connector .

Frequently Asked Questions

How many electrical connector parts fit the 2017 Cadillac CT6?

Our catalog currently lists 50 electrical connector parts for the 2017 Cadillac CT6 across 33 subcategories and 15 brands, covering all 4 engine options (2.0L L4 ELECTRIC/GAS Turbocharged, 2.0L L4 Turbocharged, 3.0L V6 Turbocharged and 3.6L V6). Each part is matched to the engine(s) it fits.

Do electrical connector parts differ between 2017 Cadillac CT6 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 2017 Cadillac CT6?

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 2017 Cadillac CT6 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 2017 Cadillac CT6?

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 2017 Cadillac CT6

Electrical Connector Parts for Other Cadillac CT6 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.