HVAC Control Module Replacement
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
If the HVAC control module is replaced, an automatic re-calibration of all the actuators will occur. No additional procedures are necessary.