Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
K39 Liftgate Control Module X1 (TC2)
2018 Buick Regal BaseSECTION K39 Liftgate Control Module X1 (TC2)
Connector Part Information
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Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 13575742 | J-35616-64B (LT BU) | J-38125-215A | SAIT-A03T-M064 | Yazaki 14 | P | P |
| II | 13575867 | J-35616-64B (LT BU) | J-38125-215A | SAIT-A03T-M064 | Yazaki 14 | P | P |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | GN | 4653 | Power Rear Closure On/Off Switch Signal | II | - |
| 2 | - | - | - | Not Occupied | - | - |
| 3 | 0.35 | GN | 4657 | Rear Closure Shut Face Switch Signal | II | - |
| 4 | 0.35 | GN/BK | 4659 | Rear Closure Open | II | - |
| 5 | 0.35 | BU/BK | 4665 | Rear Closure Ajar Switch Signal 2 | II | - |
| 6 | 0.35 | GY | 4668 | Rear Closure Ajar Switch Signal 3 | II | - |
| 7 | 0.35 | GN | 5060 | Low Speed GMLAN Serial Data | II | - |
| 8 | 0.35 | GY/BK | 4654 | Rear Closure Object Sensor Signal | II | - |
| 9 | 0.35 | GY/VT | 4678 | Rear Closure Ajar Switch Signal 1 | II | - |
| 10 - 11 | - | - | - | Not Occupied | - | - |
| 12 | 0.35 | GY/BK | 4652 | Power Rear Closure Open/Close Switch Signal | II | - |
| 13 | 0.35 | GY/WH | 4658 | Rear Closure Shut Face Switch LED Control | II | - |
| 14 | 0.35 | YE/BU | 5797 | Rear Closure Handle Switch Open Signal | II | - |
| 15 | 0.35 | GN/BN | 4118 | Local Interconnect Network Serial Data Bus 18 | II | - |
| 16 | 0.75 | BK/VT | 4656 | Rear Closure Object Sensor Low Reference | I | - |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.