Vacuum Control Motors
WARNING: This page is about a different car, the 2003 Mercury Sable and 2003 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
The vacuum control motors (18A318):
- are located on the A/C evaporator housing, A/C recirculating air duct (19C590) and heater air plenum chamber (18471).
- direct system airflow to the vehicle interior as determined by the electronic automatic temperature control module or manual override.