1990 Chevrolet G Series Van (G30) Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Chevrolet G Series Van (G30)
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1990 Chevrolet G Series Van (G30) ProblemsFlush brake fluid every 60,000 miles
An engine vacuum leak may develop from the throttle body gasket causing a higher than normal idle speed. Failed gaskets should be replaced.
1990 Chevrolet G Series Van (G30) QuestionsMy fan only blows air through the defroster. What causes this? How do I fix it? (1 answer)
Problem is constant now but it was intermittent and would switch after a few minutes.
My engine sputtered just a little then it started bogging down on me. It would shift through 3 gears but is pulling very hard now won't move at all.