Rear HVAC Unit
WARNING: This page is about a different car, the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, and 2002 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
The rear A/C-heating unit provides air temperature modulation by utilizing a temperature door to allow variable proportions of cooled and heated air to mix to achieve a desired ambient temperature. Also a variable mode control in the rear unit allows proportioned airflow between the floor and overhead outlets.