HEAT Mode
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1996 GMC Vandura Special, 1996 GMC Vandura, 1996 GMC Savana Special, 1996 GMC Savana Camper Special, and 1996 GMC Savana. However, it is still accessible from the selected car via links, so may be relevant.
Air is diverted to floor outlets to heat passenger compartment. A slight amount of air is directed to windshield and side window defogger outlets.