Detroit Diesel was one of GM's most successful divisions for a while, but unfortunately, it had to be sold. Who owns Detroit ...

For many GM Authority readers, the current Chevy Equinox engine is underpowered and needs to be replaced with something else. Which leads us to ask - what?

Robbie's new Chevy Tahoe engine failed twice—once on the highway with his family. GM refused to help, and Lemon Law attorneys ...

It's not often that fewer choices are better for consumers, but the sole engine option left might be the best one.

As of May 1, American automaker General Motors, which has a manufacturing plant in Tennessee, has recalled nearly 600,000 full-size SUVs and trucks (721,000 globally). This is the largest recall of ...

More than 28,000 complaints. Three internal investigations. Twelve crashes. Twelve people injured. Forty-two fires. Thousands of cars bricked that left their owners stranded in the middle of nowhere.

Recently, nearly one million drivers were reported to be at risk of a dangerous engine defect found in various vehicles. If you're experiencing common problems with GM's L87 V8 engine, there's a good ...

The Toyota 2JZ is a legendary engine. With similar construction and power, is the GM Atlas 4200 worthy of being called the GM ...

Over a decade ago, General Motors developed an engine that could have revolutionized the market for half-ton trucks and diesels. Tragically, it never did. The 4.5-liter Duramax V8 that was supposed to ...

A 2024 Silverado ZR2 owner suddenly lost steering—now it's grinding and pulling left. It's at the dealer for the L79 engine ...

Instead of a carbureted small-block V8 tuned for towing duties, this C10 Silverado packs a far more powerful and modern Ford crate motor ...

In October 2025, Chevy Trailblazer offers include low-interest financing, no monthly payments for 90 days, and a special lease program in select markets.