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.

When it comes to big diesel engines for heavy duty trucks, you have a number of different engines at your disposal to get whatever job you need done. Modern turbo diesel engines are marvels of ...

Updates are coming to the 2024 GMC Sierra 1500 lineup - the most notable of which is a newly standard diesel engine for the 2024 Sierra 1500 AT4X luxury off-roader. GMC says the diesel will deliver ...

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 most extreme version of the Sierra 1500, the off-road-capable AT4X trim, will now be offered with a fuel-sipping 3.0-liter Duramax diesel engine. The torquey unit will come as standard on the 2024 ...

The Duramax inline-six turbo diesel, referred to as LM2 after the regular production order code, was introduced for the 2019 model year in the Chevrolet Silverado 1500 and GMC Sierra 1500. The ...

Remember when the Ford Motor Company, General Motors, and what used to be Chrysler all offered light-duty pickup trucks with available turbo diesel oomph? Only the largest of the Detroit-based ...

GM added its torque-rich and fuel-efficient 2.8L I4 LWN turbo-diesel Duramax engine to the Chevy Express order book for the 2017 model year. GM Authority has now learned the 2023 Chevy Express will ...

The last remaining light-duty diesel-powered pickup truck in the US for the 2026 model year: the Chevrolet Silverado 1500.

GM added the 2.8L I4 LWN turbo-diesel Duramax engine to the GMC Savana order book for the 2017 model year, giving buyers of the utility van more choice with regard to powertrain offerings. However GM ...