1991 GMC Vandura 2500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 GMC Vandura 2500

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1991 GMC Vandura 2500 Problems

Highter Than Nornal Idle Due to Vacuum Leak

An engine vacuum leak may develop from the throttle body gasket causing a higher than normal idle speed. Failed gaskets should be replaced.

Noise and/or Dead Battery Due to failed Alternator

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.

Intake 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.

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1991 GMC Vandura 2500 Questions

I am having an issue starting. Seems to be a spark problem. Second issue (2 answers)

Okay...so two weeks ago I received this van from a friend. It has been sitting since july 2014. I was driving from Cocoa Beach, Fl to Jacksonville, Fl...the van died after about 120 miles. All symptoms pointed to a fuel problem.

Well I played the throw parts at it until it runs and this is ...

how do I adjust rear bands on THM700R4. (1 answer)

My reverse stopped working. I only have 42,000 miles and drive works great. (1 answer)

Reverse acts and feels like it wants to work, but doesn't.

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1991 GMC Vandura 2500 Reviews

Rated
based on 1 customer reviews
Just got it about half a year ago and I think it runs great and all I have had to do is normal tune up oil,air filter, spark plugs, break pads, drums, calipers, rotors, some new fuses and I am going to get some new rugs for it but the ones in it are still good. And yes that looks like a lot but It only cost about 250 if you do it your self and go to advance auto parts and most of the parts like...

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