Repair Instructions
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. 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) , Relay Replacement (Attached to Wire Harness)
- Underhood Electrical Center or Junction Block Replacement
- Engine Coolant Fan Replacement (Non-HP2) , Engine Coolant Fan Replacement (HP2)
- Control Module References for ECM replacement, setup, and programming