Operation CHARM: Car repair manuals for everyone.

Heating and Air Conditioning





VENTILATION SYSTEM

Flow-Through Ventilation System - Typical:




Heater System Air Flow - Typical:






This vehicle has a "flow-through" ventilation system. A supply of outside air flows into the vehicle when the blower motor is running. With the side windows closed, some air will flow into the cowl air inlet grille, through the vehicle and out the pressure relief valves.