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)
| Refer to COMPONENT INDEX . |
The BCM is the gateway for CAN-IHS to CAN-C bus communications.
Inputs
- Receiving the ICS input request for PAS ON/OFF requests
- Reverse gear status input from the Powertrain Control Module (PCM) obtained over the CAN bus from the Transmission Control Module (TCM) if equipped with an automatic transmission or the Neutral Position Sensor (NPS) if equipped with a manual transmission
Outputs
- Enabling and disabling the PAS light
- Outputs the chime activation request
- Requests to the IPC to display the vehicle graphics layout on the IPC screen
Use the Manual With the Right Hardware
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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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