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) X2
2009 GMC Canyon 4D Pickup, 2.9 9SECTION Body Control Module (BCM) X2
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) X2
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A1 | 0.35 PU | 524 | Headlamp Dimmer Switch High Beam Signal |
| A2 | 0.35 WH | 103 | Headlamp Switch Headlamps On Signal |
| A3 | 0.35 GY | 112 | Windshield Wiper Switch Signal 1 |
| A4 | 0.5 BN/WH | 230 | Instrument Panel Lamps Dimming Control |
| A5 | 0.35 YE | 183 | Front Fog Lamp Indicator Control |
| A6 | - | - | Not Used |
| A7 | 0.35 BN/WH | 301 | Park Lamp Relay Control |
| A8 | 0.35 BN | 1356 | Flash To Pass Switch Signal |
| A9 | 0.35 PU/WH | 549 | Headlamp Switch Headlamps Off Signal |
| A10 | 0.35 PU | 719 | Low Reference |
| A11 | 0.35 D-BU/WH | 1495 | Dome Overide Switch Signal |
| A12 | 0.35 PU | 328 | Interior Lamp Switch Signal |
| A13 | 0.35 WH/BK | 158 | Cargo Lamp Switch Signal (TR9) |
| A14 | 0.5 WH | 1390 | Ignition Voltage |
| A15-A16 | - | - | Not Used |
| A17 | 0.35 BN/WH | 1571 | Traction Control Switch Signal (2WD with NW7) |
| A18 | 0.35 OG | 192 | Fog Lamps Enable (T96) |
| A19 | 0.35 GY | 728 | Security Indicator Control |
| A20-A24 | - | - | Not Used |
| A25 | 0.35 BK | 28 | Horn Relay Control |
| A26 | 0.35 PU/WH | 1572 | TCS Requested Indicator Control (2WD with NW7) |
| A27 | - | - | Not Used |
| A28 | 0.35 GY | 8 | Instrument Panel Lamps Dimmer Switch Signal |
| A29 | 0.35 GY | 8 | Instrument Panel Lamps Dimmer Switch Signal |
| A30 | - | - | Not Used |
| A31 | 0.35 BN | 323 | Shift Solenoid Control |
| A32-A34 | - | - | Not Used |
| A35 | 0.35 GY | 8 | Instrument Panel Lamp Dimmer Switch Signal |
| A36 | 0.35 GY | 8 | Instrument Panel Lamp Dimmer Switch Signal |
| A37 | 0.35 WH | 278 | Ambient Light Sensor Signal |
| A38 | 0.35 PU | 1807 | Class 2 Serial Data |
| A39 | 0.35 PU | 1807 | Class 2 Serial Data |
| A40 | 0.35 OG | 1732 | Courtesy Lamps Control (TR9) |
| A41 | 0.35 WH | 156 | Courtesy Lamp Low Control (TR9) |
| A42 | 0.35 WH/BK | 1073 | Ignition Key Resistor Signal |
| A43 | 0.35 BK | 279 | Low Reference |
| A44 | 0.35 PU | 1807 | Class 2 Serial Data |
| A45 | 0.35 L-BU | 1508 | Turn Signal Switch Signal |
| A46 | 0.35 OG | 1732 | Courtesy Lamps Control (TR9) |
| A47 | 0.35 WH | 156 | Courtesy Lamp Low Control (TR9) |
| A48 | 0.35 WH | 111 | Hazard Switch Signal |
| B1-B2 | - | - | Not Used |
| B3 | 0.5 D-GN | 19 | Right Rear Turn Signal Lamps Control |
| B4 | 0.5 YE | 18 | Left Rear Turn Signal Lamps Control |
| B5 | 0.5 RD | 228 | Windshield Washer Pump Control |
| B6 | - | - | Not Used |
| B7 | 0.5 BN | 4 | Ignition Voltage |
| B8 | 0.5 D-BU | 338 | Ignition Voltage |
Connector Part Information
|
Terminal Part Information
|
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.