FixVault

HVAC Control Module: Notes

WARNING: This page is about a different car, the 2005 Pontiac Aztek and 2005 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The HVAC control module is a non-class 2 device that interfaces between the operator and the HVAC system to maintain air temperature and distribution settings. The ignition 3 and battery positive voltage circuits provide power to the control module. The control module supports the following features:

Air Delivery Description and Operation

Feature Availability
Afterblow No
Purge No
Personalization No
Actuator Calibration Yes