Control Panel: Heater
WARNING: This page is about a different car, the 1999 Pontiac Firebird and 1999 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
Compressor does not operate in this setting. Outside air is heated and distributed as follows: about 80 percent to floor and 20 percent to windshield and side windows.