Quote:
Originally Posted by smithjim94
Got a 94 chevy p/u and when the ignition is turned on or when it is shut off, a noise that sounds like an electrical actuator is trying to open/close occurs. Can't hear it when the truck is running though. The noise is coming from the lower dash area close to the blower motor, but it is not that. There's something within the black a/c duct work that is causing the noise but I don't know what's all in there. The a/c blows cold and everything appears to operate normally. Any help would be much appreciated.
thanks......
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this is usually the air damper ac control in the duct work ..they all fail this way very common ..