1990 GMC Vandura 3500 Repair and Maintenance Costs
A guide to repairs, service, and maintenance costs for your 1990 GMC Vandura 3500
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1990 GMC Vandura 3500 ProblemsThe Fuel Pump May Fail Causing the Engine to Stall or Crank Over But Not Start
A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.
1990 GMC Vandura 3500 Questionsthe transmition do not shift all the time (1 answer)
84 gmc vandura 3500 6.2 eng. automatic trnsition
Thank You in advance
i have no heat. I replaced the heater control valve in front of the heater core outlets (wich I flushed) she comes up to operating temp just fine. Should have good heat but nothing. Is it possibly something in the heater controls?? All my doors work when I use the controls and the heater valve ...