CTS V8-5.7L VIN P (2004)
Control Module HVAC: Service and Repair
HVAC Control Module Replacement
HVAC CONTROL MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the screw behind the ashtray.
2. Remove the HVAC control module trim plate by pulling outward on right and left side.
3. Disconnect the HVAC control module electrical connector.
4. Disconnect the ash tray electrical connector.
5. Remove the HVAC control module screws (1).