2003 GMC Sierra 1500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 GMC Sierra 1500
- Hi! I have a 2003 GMC Sierra that the engine recently threw a rod due to oil pum
- CAN A TRANSFER CASE MOTOR BE THE REASON MY TRUCK IS SLIPPING OUT OF GEAR???
- truck will crank but not start. I have mechanics working on it, they say it is
- Ac not working with switch in the dash.
- I can only get my AC to run by taking out the relay and crossing it over .
2003 GMC Sierra 1500 Problems
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.
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.
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.
2003 GMC Sierra 1500 Questions
I put truck on D3 when. climbing a hill then light went om and now no.runnimg car.
This started after trying to determine why the battery would sometimes go down overnight. Had pulled the fuses and relays one at a time and replaced looking for a short. After this it now only turns over but doesn't start up. I did notice that the steering column doesn't lock any longer. ...
air only comes out main vents, no defrost or floor when selected. 2003 1500 SLT.
2003 GMC Sierra 1500 Recalls
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.
2003 GMC Sierra 1500 Reviews
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.