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.
2006 Pontiac GTO AutomaticFACTORY OEM SERVICE PROCEDURE
Body Control Module (BCM) C2
Body Control Module (BCM) C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | YE | 218 | Keyless Entry Antenna Signal |
| 2 | YE/BK | 1784 | Twilight Sentinel Enable Signal |
| 3 | WH | 44 | Instrument Panel Lamps Dimmer Switch Signal |
| 4 | GY/BK | 477 | Windshield Wiper Switch Signal 1 |
| 5 | RD/BK | 800 | UART Serial Data (Primary) |
| 6 | WH/GN | 774 | UART Serial Data (Tertiary) |
| 7 | PU/RD | 1073 | Ignition Key Resistor Signal |
| 8 | - | - | Not Used |
| 9 | GN/WH | 1061 | UART Serial Data (Secondary) |
| 10 | BK | 306 | Headlamp Switch Headlamps Off Signal |
| 11 | RD/WH | 109 | Hood Ajar Switch Signal |
| 12 | OG | 292 | Rear Defog Switch Signal |
Factory Service Tools
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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.
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