2003 GMC Sonoma Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 GMC Sonoma
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2003 GMC Sonoma ProblemsABS Light Due to Brake System Control Unit Failure
The distributor may develop internal faults. This can cause a rough running engine or stalling condition and the Check Engine Light may or may not illuminate. The distributor should be overhauled or replaced to correct this concern.
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 Sonoma Questions2003 GMC Sonoma, engine turns over but will not start. (1 answer)
My truck is a 2003 GMC Sonoma, 2.2L (repairpal did not give me the option of selecting 2.2 liter), standard transmission. When driving the other night, the engine started rocking very hard (I could feel it in the cab) like a cylinder was not firing. The truck also lost power. I was able to pull i...
2003 GMC Sonoma RecallsAir Bag Labels May Be Incorrect
Vehicles may have an air bag warning label with incorrect statements. This is against the Federal Motor Vehicle Safety Standard. Owners will be sent corrected labels and installation instructions. The recall began June 4, 2004. The GM recall number is 04021.