1990 Chevrolet G Series Van (G30) Repair and Maintenance Costs
A guide to repairs, service, and maintenance costs for your 1990 Chevrolet G Series Van (G30)
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1990 Chevrolet G Series Van (G30) ProblemsIntake Manifold Gasket May Leak Coolant or Engine Oil
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.
A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
1990 Chevrolet G Series Van (G30) QuestionsSpeedometer not working 1987 chevy G30 (1 answer)
Everything works except speedometer
The high side has access and the dryer filter I'll need to get an conversation kit the compressor cuts in and out I need to charge system just purchased this van few weeks ago thanks!
Problem is constant now but it was intermittent and would switch after a few minutes.