Removal Procedure

CAUTION: Before servicing any electrical component, the ignition key must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed other wise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components.

Remove the electrical component mounting bracket. Refer to ELECTRICAL COMPONENT MOUNTING BRACKET REPLACE .
Disconnect the electrical connectors.
Disengage the body control module (1) from the bay board retainers.

Fig 1: Identifying Body Control Module For Removal
Courtesy of GENERAL MOTORS CORP.
Remove the body control module.