When I turn my ac on I just hear a knocking noise repeatively. And my heat blows lower than room temperature. How do I ifx it?
Monday, October 4th, 2010 AT 12:36 PM
1 Reply
WRENCHTECH
MECHANIC
20,761 POSTS
The heat in that vehicle is controlled by a blend door that regulates heated air flow. It is operated by an electric motor/actuator. The problem can be that the actuator is stripped or inoperative or the door itself could be damaged.