2003 GMC Sierra 1500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 GMC Sierra 1500

2003 GMC Sierra 1500
$242 to $519
2003 GMC Sierra 1500
$518 to $1,140
2003 GMC Sierra 1500
$653 to $1,134
2003 GMC Sierra 1500
$75 to $126
2003 GMC Sierra 1500
$189 to $307

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The 4WD transfer case encoder motor position sensor or the selector switch may fail causing the service 4WD message to be displayed. Fault code(s) stored in the transfer case control module will be of assistance in determining the exact fault causing the message to be displayed.

One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.

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.

See More Problems 17

After Driving to store truck wouldn't restart After some testing found alternator failed so replace. Started find
drove few miles again wouldn't start. Tried jumping- check starter & battery
Disconnected power to Alternator after 10 min. reconnected truck starts fine WHY???

See More Questions 45

ON CERTAIN PICKUP TRUCKS EQUIPPED WITH MANUAL TRANSMISSIONS AND BUILT WITH EITHER PBR PARKING BRAKE SYSTEMS OR TRW PARKING BRAKE SYSTEMS, THE PARKING BRAKE FRICTION LININGS MAY WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.

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.

ON CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES, THE GALVANIZED STEEL TAILGATE SUPPORT CABLES THAT RETAIN THE TAILGATE IN THE FULL OPEN (HORIZONTAL) POSITION MAY CORRODE, WEAKEN, AND EVENTUALLY FRACTURE. IF BOTH CABLES FRACTURED, THE TAILGATE WOULD SUDDENLY DROP AND STRIKE THE TOP SURFACE OF...

See More Recalls 6

Bought brand new, with lots of extras. Z71, 5.3L, leather, dual-zone heat/air etc. Got extended warranty and only had minor problems with the truck. Brake pads, and mirror defroster. Major problems were oxygen sensors, and the brakes. Right rear pads wore out every 6 to 10K, until they put in a 'metering valve. That extended it to 35k. Currently have 134k on truck and have a few issues: B...

I purchased my truck through priviate party. So far I've had to replace the fuel pump and distributor cap. Overall, I love this truck and the power.

See More Reviews 2