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
2020 GMC Acadia SLSECTION K39 Liftgate Control Module X1
WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool |
|---|---|---|---|
| I | Not required | J-35616-64B (L-BU) | No Tool Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | GN | 6112 | Liftgate Mode Switch Signal | I | - |
| 2 | - | - | - | Not Occupied | - | - |
| 3 | 0.5 | GN | 3033 | Liftgate Close Switch Signal | I | - |
| 4 | 0.35 | VT/GN | 3987 | Liftgate Latch Cinch Signal | I | - |
| 5 | 0.75 | BU/BK | 6000 | Liftgate Ajar Switch Signal 2 | I | - |
| 6 | 0.35 | YE | 3988 | Detent Liftgate Signal | I | - |
| 7 | 0.35 | GN | 5060 | Low Speed GMLAN Serial Data | I | - |
| 8 | - | - | - | Not Occupied | - | - |
| 9 | 0.35 | WH/GN | 9006 | Liftgate Inlatch Signal | I | - |
| 10 - 11 | - | - | - | Not Occupied | - | - |
| 12 | 0.35 | GY/BK | 6113 | Exterior Liftgate Control Switch Signal | I | - |
| 13 | 0.5 | GY/WH | 3034 | Liftgate Close Switch LED Control | I | - |
| 14 | 0.5 | YE/BU | 5797 | Rear Closure Handle Switch Open Signal | I | - |
| 15 | 0.5 | GN/BN | 4118 | Liftgate Control Module LIN Bus 1 | I | TC2 |
| 16 | 0.5 | BK/VT | 5801 | Liftgate 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:
- • 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.