GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Perform new BCM setup procedure after a body control module (BCM) has been replaced. Refer to BCM Programming/RPO Configuration .

  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Remove the left instrument panel insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Gauges and Console.
  3. Disconnect the BCM electrical connectors.
  4. Push up the BCM and move the bottom of the BCM away from and out of the mounting bracket slot in order to remove the BCM.

Installation Procedure

  1. Push the top of the BCM up into the mounting bracket in order to install the BCM. Then, while holding the BCM up, engage the bottom of the BCM into the mounting bracket slot.
  2. Connect the BCM electrical connectors.
  3. Install the left instrument panel insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Gauges and Console.
  4. Connect the negative ground (negative) cable.
  5. Perform the new BCM setup. Refer to BCM Programming/RPO Configuration .