HVAC System Control Module Programming and Setup: Notes
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Each of the following service procedures may require programming or setup procedures to be performed on the HVAC control module or HVAC actuators.