1990 GMC 3500 Pickup Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 GMC 3500 Pickup
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1990 GMC 3500 Pickup ProblemsDriveability Problems Due to Internal Distributor Fault
The distributor may develop internal faults. This can cause a rough running engine or stalling condition, the Check Engine Light may or may not illuminate. Our technicians tell us that the distributor should be overhauled or replaced to correct this concern.
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.
1990 GMC 3500 Pickup QuestionsWhy would my tranny quit working all the sudden its automatic 1977 (1 answer)
Greetings and help !; I have a 1990 GMC K3500HD 4WD lifted with a 454 engine. Front brakes tend to jam and heat up when it goes into operational temperature. Already replaced calipers, pads, discs and hoses (custom because of lift). WHEN we test it, it works OK but when it gains operational tempe...
keeps blowing the computer fuse without the key on and no feul to the engine. Will start if dump gas down the carb 1988 vandura 3500