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.
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HOMESERVICE MANUALSCHEVROLET2025TRAILBLAZER ACTIV, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALWIRING DIAGRAMSCOMPONENT CONNECTOR END VIEWS (K71-M81)COMPONENT CONNECTOR END VIEWSK171 HANDS-FREE LIFTGATE SENSOR CONTROL MODULE X1 (TC2)
2025 Chevrolet Trailblazer ACTIV, 4WD
K171 Hands-Free Liftgate Sensor Control Module X1 (TC2)
2025 Chevrolet Trailblazer ACTIV, 4WDSECTION K171 Hands-Free Liftgate Sensor Control Module X1 (TC2)
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool |
|---|---|---|---|
| I | Not required | J-35616-12 (BU) | No Tool Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.5 | BK | 4750 | Ground | I | TC2 |
| 2 | - | - | - | Not Occupied | - | - |
| 3 | 0.5 | GN / BN | 4118 | Liftgate Control Module LIN Bus 1 | I | TC2 |
| 4 | 0.5 | RD / GN | 3140 | Battery Positive Voltage | I | TC2 |
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.