Reprogram Control Module
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Sierra 3500 HD, 2015 GMC Sierra 2500 HD, 2015 GMC Sierra 1500, 2015 Chevrolet Silverado 3500 HD, and 2015 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
To reprogram an existing control module, perform the following procedure:
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K33 HVAC Control Module - Programming and follow the on-screen instructions.
- At the end of programming, select the "Clear All DTCs" function on the SPS screen.