GMC Vandura 2500 Repair and Maintenance

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

GMC Vandura 2500 Problems

Service transmission every 30,000 miles
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.
Replace Fuel Filter Every 30,000 to Prevent Fuel Pump Failure

The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.

Idling Problems Due to Vacuum Leak in Throttle Body Gasket

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

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GMC Vandura 2500 Questions

Why does my air conditioning only blow hot air? Just put 2 cans of freon in. (1 answer)

Only blows hot air even after putting freon in it.

Why is it hard to start my van? engine eventually starts after hitting the gas (1 answer)

Only happens when the engine has time to cool down, like overnight or even a few hours. I have to crank the engine and hit the gas pedal to get it started. Sometimes after I crank it will start but then turn off if I don't keep my foot on the gas. PLEASEE HELP!!

How do I installl the power window motor on the passenger side ? Regulator OK.. (1 answer)

Can you give me a sequence?
How do I support window and frame?
How does the motor gear install ?
How do I keep Reg. spring engaged?
Any other tips?

The window stopped 1/4 up but after cooling down it again works. I have the new motor to install and have the panel off.

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GMC Vandura 2500 Reviews

should timeing marks on a timeing chain be pointing at each other or in a straight line up
just bragging ,,,just hit 330,000 miles. regular maintence and wear . hope we hit half million mark !!
Bought it in Reno, Nevada and drove it up to Alaska 2 weeks ago. Awesome vehicle with a smooth ride, smooth transmission, strong but quiet engine, and pretty good gas mileage! Will keep it for a long time! JH

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