1999 GMC 2500 Pickup Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 GMC 2500 Pickup

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1999 GMC 2500 Pickup Problems

Engine Misfire Due to Worn Valve Seat

The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engine Light to illuminate. Our technicians tell us the misfire may or may not be felt while driving. They further recommend that both cylinder heads be removed and thoroughly inspected and repaired as necessary.

Check Engine Light Due to Gas Cap Issue

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

Check Engine Light and Misfire Due to One or More Stuck Closed Fuel Injectors

One or more fuel injectors may become stuck closed causing an engine misfire  and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives. There are special procedures which may be able to restore the affected injector. If this fails the affected injector must be replaced.

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1999 GMC 2500 Pickup Questions

fuel pressure (2 answers)

what is fuel pressure koeo and koer?

how can I get the rear brake drum off (1 answer)

I cannot get the rear braske drum loose from the axle so i can check the shoes - any suggestions?

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1999 GMC 2500 Pickup Recalls

Seat Belts Not Proper For Vehicle

The seat belts installed on the vehicle may not meet proper federal requirements. Dealers will replace both front seat belts free of charge to resolve the concern.

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