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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSOEM CONNECTOR END VIEWS (1 OF 5)COMPUTER/INTEGRATING SYSTEMS CONNECTOR END VIEWSBODY CONTROL MODULE CONNECTOR END VIEWBODY CONTROL MODULE (BCM) - C3
2006 Chevrolet Suburban C2500, 6.0 U
Body Control Module (BCM) - C3
2006 Chevrolet Suburban C2500, 6.0 USECTION Body Control Module (BCM) - C3
Body Control Module (BCM) - C3
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1-A3 | - | - | Not Used |
| A4 | WH | 278 | Ambient Light Sensor Signal |
| A5 | GY | 1548 | Passenger Sunload Sensor Signal (w/CJ2) |
| A6 | YE | 1836 | Security System Sensor Signal |
| - | - | Not Used (Export) | |
| A7 | L-GN | 1011 | Remote Radio Control Signal |
| A8 | D-GN | 588 | DRL Switch Signal |
| A9 | OG | 192 | Front Fog Lamp Switch Signal |
| A10 | - | - | Not Used |
| A11 | PU | 328 | Interior Lamp Defeat Switch Signal |
| A12 | - | - | Not Used |
| B1 | - | - | Not Used |
| B2 | GY/BK | 308 | Park Lamp Switch Signal |
| B3-B4 | - | - | Not Used |
| B5 | L-BU/BK | 590 | Driver Sunload Sensor Signal (w/CJ2) |
| B6 | BK/WH | 1851 | Ground |
| B7 | L-BU | 1059 | Steering Wheel Position Sensor Signal (NYS, JL4) |
| B8 | OG/BK | 2090 | Dimming Switch Signal |
| B9 | L-GN | 11 | Headlamp Dimmer Switch Signal |
| B10 | L-BU | 187 | Rear Fog Lamp Indicator Control (Export) |
| - | - | Not Used | |
| B11 | L-BU | 553 | Tow/Haul Switch Signal |
| B12 | - | - | Not Used |
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.