Very little changes on the Sierra HD for 2026. GMC replaces a couple of paint colors with similar hues and broadens the ...

Engines including the reliable 150 hp 258 inline-six, two- and four-barrel versions of the AMC 360 V8 (making 245 and 285 hp, ...

GM's L92 V8 is built to last, but a teardown reveals a recurring flaw that can turn this tough engine into scrap metal.

Also: GM’s V8 Engine Problem Is So Bad It’s Wrecking Thousands Of Trucks And SUVs Over the years, GM has become aware of 28,102 complaints or incidents that could be related to the issue ...

The 2024 GMC Sierra HD is the latest iteration of GM’s fancier counterpart to the 2024 Chevrolet Silverado HD. The new model sees the Duramax 6.6-liter turbo-diesel V8 upgraded to 470 horsepower ...

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 ...

General Motors has recalled nearly 600,000 Cadillac, Chevrolet and GMC vehicles over potential engine issues.. The recall, issued over a problem with the 6.2L V8 gas engine, impacts 597,630 total ...

On the GMC side of things, the AT4 and AT4X are standalone trim levels offered on any GMC truck or SUV with either the 6.6L V8 engine (401 hp, 464 lb-ft torque) or the 6.6L Duramax turbo-diesel V8 ...

Equipped with a new 328-hp 2.5-liter engine, the 2024 GMC Acadia is more powerful than the previous version. Image: Kristin Shaw/Popular Science Get the Popular Science daily newsletter💡 ...

Engine, Transmission, and Performance . GMC offers Savana passenger and cargo vans with a standard 276-hp 4.3-liter V-6, and an optional 401-hp 6.6-liter V-8. The V-6 engine gets paired with a ...