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Ratings on over 1,000 new & used models going back 5 years, from the Center from Auto Safety. Learn more about The Car Book 2018 here.

GMC C4500

Model Year Comparison

Worst Model Year
2006
Worst Category
electrical Problems

We don't have a lot of complaints on file for the GMC C4500 — feel free to add yours here. Probably because it's so old, no one bothers to post complaints anymore.

The 2006 GMC C4500 has the most overall complaints, & we also rate 2006 as the worst model year ranked on several factors such as repair cost & average mileage when problems occur. The most-reported problem is also with the 2006 GMC C4500 for excessive vibration at speeds between 43 to 48 mph.

Click on the graph bars for more details about a specific model year.

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Worst GMC C4500 Problems

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