GMC Sierra Denali Repair and Maintenance

A guide to problems, costs, maintenance and repair for your GMC Sierra Denali

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

A dirty throttle body may cause a lower than normal idle and possible stalling condition. Performing a throttle body service will commonly correct this concern.

The steering may develop a clunk type noise from the upper intermediate steering shaft.  Our technicians tell us that you should check with you local GM dealer to find out what the latest repair is for this condition.

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When I adjust radio volume down, it goes up. When I change stations up it changes station down the dail.
This problems occurs about 50% of the time when I'm driving.
I usually just use the manual controls on the radio, they work fine.

When I start it in the morning it holds for awhile then it start with some black smoke from the back and when the check engine light is on the car can't be start from remote control

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CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING S...

The retainer clip for the fuel rail pulse damper may fracture and allow the damper to come loose from the fuel rail. A fuel leak in the presence of an ignition source may result in a fire. Dealers will replace the engine fuel rail pulse damper free of charge. The recall began August 31, 2006. The GM recall number is 06080.

The tire and loading information label on the driver's side door frame may be inaccurate. A misprinted label could lead to overloading of the vehicle, which could possibly lead to tire failure and a crash. Owners will be provided with corrected labels and installation instructions. At customers' request, a dealer can install the label for them. The recall began March 31, 2006. The GM recall number is 05109.

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I've had my 2002 Sierra Denali for 3 years and the truck has served me well. The 6.0 V8 will run forever as long as you maintain is regularly. I did buy an extended warranty on my truck that came in handy. The rear dif was making noise, but the warranty covered a full tear down of the dif and quadrasteer and rebuild with new factory parts, done at a quality GM dealership. The front wheel bearin...

The rear bumper on my 2005 GMC Sierra Denali is rusting all to hell.

rear steer is crap ,, when it goes bad ,it goes real bad vary expencibe to fix and no one kniows how to fix them

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