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 X3 (TC2)
2018 Buick Regal BaseSECTION K39 Liftgate Control Module X3 (TC2)
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 13575847 | J-35616-64B (LT BU) | J-38125-553 | 7116-4720-02 | Yazaki 14 | H | H |
| II | 13578896 | J-35616-64B (LT BU) | J-38125-553 | 7116-4720-02 | Yazaki 14 | J | J |
| III | 13578896 | J-35616-64B (LT BU) | J-38125-553 | 7116-4721-02 | Yazaki 14 | J | J |
| IV | 13587516 | J-35616-4A (PU) | J-38125-11A | Not Available | Not Available | Not Available | Not Available |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 1.5 | BN/WH | 4690 | Rear Closure Open/Close Motor Close Control | IV | - |
| 2 | 1.5 | WH | 4689 | Rear Closure Open/Close Motor Open Control | IV | - |
| 3 - 7 | - | - | - | Not Occupied | - | - |
| 8 | 0.35 | BN/RD | 4683 | Rear Closure Position Sensor Voltage Reference | I | - |
| 9 | 0.35 | BU/WH | 4685 | Rear Closure Position Sensor Signal 1 | I | - |
| 10 | 0.35 | BN/YE | 4686 | Rear Closure Position Sensor Signal 2 | I | - |
| 11 | 0.35 | BK/GN | 4687 | Rear Closure Position Sensor Low Reference | I | - |
| 12 | - | - | - | Not Occupied | - | - |
| 13 | 0.75 0.75 |
BU/YE BU/YE |
4679 4679 |
Rear Closure Motor Release Control 2 Rear Closure Motor Release Control 2 |
II III |
TC2+WAGON TC2+WAGON-UTT |
| 14 | - | - | - | Not Occupied | - | - |
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.