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HVAC Control Assembly

WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: HVAC Control Assembly Features
G01579852Courtesy of GENERAL MOTORS CORP.