ANNOUNCEMENT: The Car Book 2018 is now online!

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 Sierra

Model Year Comparison

Worst Model Year
2005
Worst Category
electrical Problems

Here are total complaints by model year for the GMC Sierra. Overall the worst problem category is GMC Sierra electrical problems.

The 2005 GMC Sierra has the most overall complaints, & we also rate 2005 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 2005 GMC Sierra for speedometer doesn't read correctly.

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

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Worst GMC Sierra Problems

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