2003 GMC Sonoma 3dr Extended Cab SLS 4WD SB (4.3L 6cyl 5M)

Question about 2003 GMC Sonoma Extended Cab

Rain-X 5079277-2 Latitude Wiper Blade, 20" (Pack of 1)

  • Review
  • TAG : 2003 GMC Sonoma Problems, Defects & Complaints
  • Need some help on a new used truck I recently bought (2003 GMC Sonoma ZR2). Doing some routine maintenance on it. I went to change my transfer case oil this past weekend and I am confused on the volume of oil to refill it with. The model is a #233 transfer case. Here is my confusion....I drained the unit and got just over two quarts of Dexron III fluid out in the drain pan. The suprising part was it gushed out of the upper or fill hole on the case when I removed the plug. Almost like it was under pressure or over filled. When I went to refill it, I could only get a bit over a quart back in before it starting flowing out of the fill port. I have checked numerous sites and get conflicting info on how much it should take to fill it. Some say 2.3 quarts and some say 1.3 quarts. The fact that I drained over two and can only get just over one quart back in has be baffled. Any thoughts on what is going on?

    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...

  • The 2003 GMC Sonoma was an aging vehicle, and one that was going into its final year of production. Replacing the Sonoma would be the GMC Canyon, a superior vehicle in many ways. By this time, the Sonoma was beginning to see its age. Build quality in certain areas was incredibly shoddy, and the interior plastics and lack of features lagged behind other pickup trucks offered by Ford.

    We offer new aftermarket 2003 GMC Sonoma parts at deep discount. All our 2003 GMC Sonoma parts come with a full year manufacturer's warranty. If you are looking to purchase cheap salvage yard parts, visit our .

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    Vehicle Engine
    • 2003 GMC Sonoma 2.2L 4 Cyl 

  • Wheels / Tires
    2003 GMC Sonoma

    Wheel size & type

    2WD, 4WD: 15-inch x 7.0-inch steel

    4WD Crew Cab: 15-inch x 7.0-inch aluminum


    4WD Crew Cab: 15-inch x 7.0-inch aluminum

    4WD: P235/70R15 standard all-season steel-belted radial blackwalls optional
    4WD with Z85 suspension: P235/75R15 on-/off-road steel-belted radials with white outline letters
    ZR2 models: 31-inch x 10.5-inch R15 LTC on-/off-road steel-belted radial blackwalls 2WD with ZQ8 suspension: P235/55R16 all-season, steel-belted radial blackwalls full-size spare standard on ZR2-equipped models and available on others (excluding those with the ZQ8 package)

    Users ranked 2003 GMC Sonoma against other cars which they drove/owned. Each ranking was based on 9 categories. Here is the summary of top rankings.

2003 GMC Sonoma Truck - Prices & Reviews

Access the National Highway Traffic Safety database of 2003 GMC SONOMA recalls and defects found on 2003 GMC SONOMA automobiles. The National Highway Traffic Safety administration is authorized to order the 2003 GMC SONOMA manufacturers to recall and repair vehicles or parts of motor vehicle equipment when its investigation indicates that they contain serious safety defects in their structure, or performance.