Where GMC Vehicles Break the Most
By tallying up all the complaints made over 36 generations, it's clear that GMC has a long history of engine problems. Sometimes automakers just can't get out of their own way for a specific vehicle component.
This is generally how it's been over 31 model years, but you can also see how a specific model year stacks up.
Most Complained About Topics
The number of complaints submitted by GMC owners to CarComplaints.com, sorted by topic.Having car trouble?
Tell Us What's Wrong With Your GMC
The best way to find out what's wrong with a vehicle is from the people who drive them. Not only do owner complaints help us rank vehicles by reliability, but they're often used to spark class-action lawsuits and warranty extensions. Plus, they're a great way to vent.