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  1. 1994 3500 a/c wiring diagram

    Chevy C/K Truck Forum
    I would like the wiring diagram for a 1994 GMC 3500 a/c system. And the location diagram to go with it. Thanks In case there is a tech very familiar with the '94 and earlier system, my problem is: - The a/c works great, but cuts out after an hour and a half or two hours. The system resets...