9000 CSE V6-2962cc 3.0L DOHC (B308) (1996)
Air Door Actuator / Motor: Description and Operation
Direct Current Motor, Air Recirculation Flap, ACC
Pin numbers refer to M1995.
The air recirculation flap is controlled by a DC motor. The flap only has two positions; 100% recirculated air or 100% fresh air.
The air recirculation flap motor is connected to pins 2 and 21 on the Automatic Climate Control (ACC) control module. The control module opens and
closes the flap by changing the polarity on its pins.