2004 GMC Sierra 2500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 GMC Sierra 2500
Verified by mechanics, reported by drivers like you
Ask a mechanic in our community
Never overpay. Check prices with our estimator
Our experts translate recalls into plain English
2004 GMC Sierra 2500 ProblemsCheck Engine Light Due to Gas Cap Issue
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.
2004 GMC Sierra 2500 QuestionsDrivers side front end is screeching on left turns and rumbles when I go straigh (1 answer)
The front end is giving me trouble when I turn left it sounds almost like metal rubbing together and then when I go on a straight stretch its has a low rumble in the front end as well. Sometimes it's doesn't screech but always rumbles what could this be?
My truck feels like it is in constant struggle to run...as if I'm running on less HP and low brakes
won't go into 4x4 mode
2004 GMC Sierra 2500 RecallsFuel May Leak from Fuel Rail
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 second row center seat belt routing may make it difficult to position correctly on smaller passengers. If the seat belt rides up to fit around the abdomen, the risk of internal injury is increased in a crash. Dealers will cut the guide loop, remove a portion of the loop, and the remaining sides should be folded over and secured with a retainer. The recall began July 21, 2005. The GM recall number is 05037.