car repairs






 

Question by  Mary90 (78)

Can you help me troubleshoot the actuator in my GMC truck air conditioning?

 
+6

Answer by  seansnark (145)

There are blend door control motors located on the heater unit behind in the dash. These motors have a high failure rate.

 
+6

Answer by  MechMan3 (885)

Is it a pre-1995 truck, the head module is out of it. You can go to a auto recycling yard to get a replacement however they are extremely trouble prone.

 
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