K 1500 Truck 4WD V8-379 6.2L DSL (1989)
Control Assembly: Testing and Inspection
With A/C
Display Does Not Dim
None Of The Air Valves Operate Correctly
GMC Workshop Service and Repair Manuals
With A/C|Page 6994 >
< Manual Temp Control Lever - Slips From Hot To Cold|Page 6991
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