1999 GMC Savana 1500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 GMC Savana 1500

The tail light wiring harness in the cargo area is not protected very well. As a result it may become damaged due to normal wear a tear. This damage can causing some or all of the rear lights to stop working.

Various electrical components under the front carpet/rubber mat may become damaged if excess water is used to clean the rear cargo area.

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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i have had my trans re-built, but i still experience drive train problems. there is a clucking in the drive train when i come to a complete stop and when i start the vehicle it lunges forward.

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