GM Service Manual Online
For 1990-2009 cars only

Body Control Module (BCM) Replacement and Reprogramming

If the BCM is replaced or requires reprogramming, the following procedures must be performed in the specified order:

  1. BCM Setup -- Using a scan tool, go to Vehicle Control Systems » Computer/Integrating Systems » Module Setup » Body Control Module. Select Setup BCM and follow the on-screen instructions, making sure to select the proper RPOs and input the VIN correctly.
  2. BPP Sensor Calibration--Refer to Brake Pedal Position Sensor Calibration
  3. Program Key Fobs--Refer to Transmitter Programming
  4. Setup SDM Part Number in BCM -- Using a scan tool, go to Vehicle Control Systems » Computer/Integrating Systems » Module Setup » Body Control Module. Select Setup SDM Part Number in BCM and follow the on-screen instructions.