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GMC’s heavy-duty luxury Sierra pickup resembles a Cadillac that has mated with a Caterpillar Mining Truck. That is, it’s huge, it’s heavy, it’s tall and it has enough off-roading doodads and gadgets ...

The 2024 GMC Sierra 2500 HD represents the fifth model year of the fourth-generation full-size heavy duty pickup, for which it received a mid-cycle refresh. This refresh follows the 2020 Sierra 2500 ...

The 2018 GMC Sierra 2500HD All Mountain concept is a concept vehicle featuring tank-like tracks instead of wheels to help it navigate rugged, snow-covered terrain. The one-of-a-kind snow-climbing ...

We all know how much America loves its pickup trucks. Recently we had the chance to try out one of the most exciting offerings in the GMC lineup, the 2021 GMC Sierra 2500HD AT4. Now, there's a lot of ...

In order to keep this massive engine’s noise under wraps, GMC has improved engine bay insulation and sound reduction, using hydraulic engine mounts, oil pan covers, engine covers, fuel injection rates ...

Even though this heavy-duty truck has some glaring deficiencies, it's still graced with a few knock-out features. Craig brought 15 years of automotive journalism experience to the Cars team. A ...

And well it should. It’s a prizefighter of a pickup, with 35-inch tires that took a severe whomping off-road without a complaint, assisted by Multimatic dampers, a suspension lift and so, so much more ...

If you're in the market for a truck to take you far and wide, the GMC Sierra 2500 is one of the best candidates. Its strong engine choices and massive presence make it proudly bold, and the AT4X 2500 ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...

When looking for custom cars and trucks to bring under the spotlight here on autoevolution, I usually set pretty high standards for my search. I'm not going to list them all, but it's enough to say ...