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.
Body Control Module (BCM) X1
2009 GMC Canyon 4D Pickup, 2.9 9SECTION Body Control Module (BCM) X1
WARNING: This page is about a different car, the 2008 Isuzu i-370, 2008 Isuzu i-290, 2008 GMC Canyon, and 2008 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) X1
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A1 | - | - | Not Used |
| A2 | 0.35 YE | 317 | Fog Lamp Relay Control |
| A3 | 0.8 L-BU | 14 | Left Turn Signal Lamps Control |
| A4 | 0.35 GY/BK | 690 | Courtesy Lamp Control (TR9) |
| A5 | 0.35 PK/WH | 1970 | Headlamp Relay Control |
| A6 | 0.35 BK | 755 | RAP Relay Coil Control |
| A7 | 0.5 OG | 740 | Battery Positive Voltage |
| A8 | 0.35 D-GN | 113 | Windshield Wiper Switch Signal 2 |
| A9-A10 | - | - | Not Used |
| A11 | 0.35 L-BU | 244 | Passenger Door Lock Switch Lock Control (AUO) |
| A12 | 0.35 WH | 194 | Door Unlock Control (AUO) |
| A13-A17 | - | - | Not Used |
| A18 | 0.35 BK/WH | 1969 | Beam Select Relay Control |
| A19 | 0.8 D-BU | 15 | Right Turn Signal Lamps Control |
| A20 | 0.35 YE | 196 | Windshield Wiper Motor Park Switch Signal |
| A21-A23 | - | - | Not Used |
| A24 | 0.35 BN/WH | 301 | Park Lamp Relay Control |
| A25 | 0.35 BK/WH | 238 | Seat Belt Switch - Left |
| A26 | 0.35 OG | 300 | Ignition Voltage |
| A27-A28 | - | - | Not Used |
| A29 | 0.35 OG | 1732 | Courtesy Lamps Control |
| A30 | 0.35 OG | 1732 | Courtesy Lamps Control |
| A31 | 0.8 L-BU | 1134 | Park Brake Switch Signal |
| A32 | 0.35 GY/BK | 745 | Left Front Door Ajar Switch Signal |
| A33-A37 | - | - | Not Used |
| A38 | 0.35 L-GN/BK | 748 | Right Rear Door Ajar Switch Signal |
| A39 | 0.35 BK/WH | 746 | Right Rear Door Ajar Switch Signal (CREW CAB) |
| A40 | 0.35 BK | 28 | Horn Relay Control |
| A41 | 0.35 PU | 1807 | Class 2 Serial Data (UE1) |
| A42 | 0.35 PU | 1807 | Class 2 Serial Data |
| A43 | 0.35 D-GN/WH | 762 | A/C Request Signal |
| A44 | 0.35 L-BU/BK | 747 | Left Rear Door Ajar Switch Signal (CREW CAB) |
| A45 | 0.35 PK | 849 | Brake Fluid Level Sensor Signal |
| A46 | 0.35 WH | 156 | Courtesy Lamp Low Control |
| A47 | 0.35 PU | 1807 | Class 2 Serial Data |
| A48 | 0.35 BN | 9 | Park Lamp Control |
| B1 | 0.5 YE | 18 | Left Rear Turn Signal Lamps Control |
| B2 | 0.5 D-GN | 19 | Right Rear Turn Signal Lamps Control |
| B3 | 0.35 BK/WH | 1251 | Ground |
| B4 | 0.5 RD | 228 | Windshield Washer Pump Control |
| B5 | 0.5 OG | 840 | Battery Positive Voltage |
| B6 | 0.5 D-BU | 338 | Ignition Voltage |
| B7 | 0.5 BN | 4 | Ignition Voltage |
| B8 | 0.5 OG | 1340 | Battery Positive Voltage |
Connector Part Information
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Terminal Part Information
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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.