The first-generation 3.0-liter LM2 Duramax diesel engine was a GM product manufactured in Michigan. The engine became the first diesel for GM's Chevy and GMC light-duty trucks since 1997, and the ...

GMC is on a roll when it comes to its light-duty pickup trucks. The company says that retail sales have improved by 10 percent since the new-for-2019 Sierra hit the dealership lots. And almost half of ...

We've already read about GM's all new light-duty diesel in our First Drive piece on the 2020 Chevrolet Silverado 1500 Duramax, and just in case you didn't know, the GMC Sierra 1500 shares this new ...

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

Since its introduction in 2022, the off-road-focused GMC Sierra 1500 AT4X has exclusively employed GM’s familiar 6.2-liter gasoline V-8. The AT4X model is now getting a welcomed powertrain addition ...

The 2024 GMC Sierra 1500 AT4X now comes standard with GM's Duramax diesel 3.0-liter inline-six. While it has less horsepower, the diesel's 495 pound-feet of torque is 35 more than the optional ...