Diagnostic Starting Point - Body Control System
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
Begin the diagnosis of the body control system by performing the diagnostic system check for the system in which the customer concern is apparent.
The diagnostic system check will direct you to the correct procedure for diagnosing the system and where the procedure is located.