Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Slide the BCM onto the bracket.
Connect all the connectors (1) except the brown connector.
Connect the brown connector.

Fig 1: Connecting Connectors
Courtesy of GENERAL MOTORS CORP.
Install the knee bolster. Refer to KNEE BOLSTER REPLACEMENT .
Connect the negative battery cable(s).
Reprogram the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration .
Perform the passlock Learn Procedure. Refer to PROGRAMMING THEFT DETERRENT SYSTEM COMPONENTS

Fig 2: Connecting Negative Battery Cable
Courtesy of GENERAL MOTORS CORP.