1990 GMC Vandura 1500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 GMC Vandura 1500

1990 GMC Vandura 1500 Problems

Distributor Shaft O-Ring Seal May Leak Oil

An oil leak may develop from the distributor o-ring seal requiring replacement of the seal.

Alternator May Fail and Cause Noise and Dead Battery

The alternator may fail causing the battery to go dead. The charge light on the dash may or may not illuminate. The alternator may also develop an abnormal noise. A failed alternator will require replacement.

Internal Faults in Distributor Can Cause Engine Problems

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.

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1990 GMC Vandura 1500 Questions

what causes power steering fluid to go from normal color to coffee (tan) (1 answer)

replaced power steering pump twice, fluid goes light tan in color,brakes and steering almost fail in a mater of 2-3 days,master cyl seems to retain fluid and normal color.This is a 3500 cube van with a 350 engine, my Midas Brake mechanic is baffled so am I can not travel very far like this

Would all the coolant drain out from the bottom of the radiator? (1 answer)

Would all the coolant drain out from the bottom of the radiator?.

new battery won't hold a charge, what could be draining the power off? (1 answer)

We keep replacing the battery but none of them have held a charge. The auto shop says there's nothing wrong but we have to charge the battery if we want to use it. Sometimes we can be somewhere and the van has ran good up to that point but if we turn it off, it won't start again. I am ...

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