= Used 2003 GMC Sonoma Consumer Discussions | Edmunds
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2003 GMC Sonoma Consumer Discussions

2003 GMC Sonoma
I have a 2003 GMC Sonoma that suddenly started making a very loud vibration or rattle noise at hwy speeds. I was traveling on a trip and during the trip the noise started. It sounds like it is coming ...

(a shift lever on the floor) (RPO NP2) and a Sonoma with a push button transfer case with a 2H1, 4H1 and 4L0 position (RPO NP1). The RPO codes for this style of transfer case are NP1 (NVG 233, 243, 2...

I have a 2002 GMC Sonoma, Single Cab, SLS, Stepside, 4.3L, 5 Speed, 2WD, with the ZQ8 Suspension Package. We have had this truck since we drove it off of the showroom floor in 2003. This truck has bee...

The aluminum modules are in 1997, 1998, and part of 1999 model trannies. It could be V6 Sonomas, S-10s and Astros. A 2000 and later should not have problem. Problem, when properly fixed is not that bi...
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Certified Pre-Owned (CPO) is a category of used car. Often late-model vehicles, they have been inspected, refurbished, if necessary, and are under warranty by the manufacturer.

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