Light-duty customers have a single diesel option for model year 2026, that being the 3.0-liter Duramax inline-six turbo ...

The 2024 GMC Sierra 3500 HD represents the fifth model year of the fourth-generation full-size heavy duty chassis cab, for which it receive a mid-cycle refresh. This refresh follows the 2020 Sierra ...

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.

It's been six months since we first wrote about the work truck that we're driving. As promised, we have our first update now that we've driven it 7,000 miles. As a reminder, the four-wheel-drive GMC ...

It wasn't long ago that Ford and Dodge diesel truck owners laughed at the 6.2- and 6.5L diesel guys. Historically, GM owners have always been competitive in performance contests despite the best ...

Theo has dedicated his life to cars. He has studied the only Automotive Journalism course in the world located at Coventry University and describes this passion as a clinical obsession. Give Theo four ...

General Motors has long been a name associated with producing powerful cars, trucks, and SUVs. But since 2000, GM's diesel power has pretty much been personified in the turbo-charged Duramax diesel ...

GMC's full integration of the Sierra name into their full-sized truck line-up in 1987 included the one-ton capacity level 3500. The Sierra 3500 was the top capacity pickup was among the GMC vehicles ...

In a similar fashion to the Silverado 1500 ZR2 for the 2024 model year, the Sierra 1500 AT4X is getting a diesel engine in the form of the 3.0-liter Duramax. Optional in the ZR2, the inline-six turbo ...

The 2020 Ford F-350 and GMC Sierra 3500 are two seriously imposing heavy-duty trucks and as The Fast Lane Truck recently discovered when testing the two side-by-side, are both very capable. Much of ...