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) Programming/RPO Configuration: Notes
During Body Control Module (BCM) related service, the procedures below are designated to set-up the BCM correctly. Before you start, read these carefully and completely.
Important: The following procedures must be followed:
- Read this procedure carefully and completely.
- The BCM will not function properly if the Setup New BCM procedure is not performed.
- Make sure the battery is fully charged.
- Make sure all disconnected devices and connectors are reconnected.
- Perform the PROGRAMMING THEFT DETERRENT SYSTEM COMPONENTS
after successfully finishing the Setup New BCM procedure. If the PROGRAMMING THEFT DETERRENT SYSTEM COMPONENTS
procedure is not performed after a BCM replacement, one of the following conditions will occur:
- The vehicle will not be protected against theft by the Passlock Sensor system.
- The engine will not crank nor start.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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