Temperature Control Knob
WARNING: This page is about a different car, the 1996 Dodge Stealth and 1995 Dodge Stealth. However, it is still accessible from the selected car via links, so may be relevant.
Control knob positions blend-air door, regulating heat output. Highest heat output is obtained when selector knob is turned clockwise to warm setting. When temperature knob is turned to cool setting, ambient air is used for ventilation.