Silverado debates start under the hood. For one 2020 owner, a 2026 2.7L TurboMax test drive posed a dilemma: Is four-cylinder ...

General Motors introduced the LC9, a 5.3L V8 Vortec engine, in the tenth-generation, four-wheel-drive GMT900-based Chevrolet Suburban and GMC Yukon XL. The LC9 is a member of the Gen IV V8 GM small ...

It didn’t take long for General Motors to go from announcing a massive recall to facing a class action lawsuit. Just a few weeks after GM recalled nearly 600,000 trucks and SUVs in the States due to ...

It has been just over a decade since GM V8 engine technologies like cylinder deactivation and light-weight oils became standard, how have they impacted sales? This question was raised by a recent ...

We here at GM Authority get a lot of questions from owners asking about about the recent L87 GM engine recall, one of the most common of which is what happens when an affected vehicle passes GM’s ...

General Motors began using LS V8 engines in its muscle car lineup in 1997 with the introduction of the 5.7-liter LS1, the first of its third-generation small block design. That first iteration, used ...

Recalls are a common occurrence for automakers but new info regarding GM's V8 engine is raising eyebrows. The American 'big three' automaker is battling a class action lawsuit filed on behalf of a GMC ...

The V8's reputation was built on simplicity, but efficiency demands changed everything.

As GM Authority has covered in-depth for months now, General Motors has issued a recall for certain units of the naturally aspirated 6.2L V8 L87 gasoline engine. Part of this latest GM engine recall ...