Repair Procedures
WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 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 repair.
- Ensure the battery voltage is between 12-14.5 volts.
- Control Module References for TCM replacement, setup, and programming.