Repair Procedures
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
- Relay Replacement (Within an Electrical Center) or Relay Replacement (Attached to Wire Harness)
- Underhood Electrical Center or Junction Block Replacement
- Control Module References for ECM replacement, setup, and programming.