The 2023 GMC Sierra 3500HD is only worthy of consideration when paired with the diesel engine. Torque abounds, all managed deftly by the Allison transmission it's joined to. However, we wish the ...

For 2024, GMC addresses those issues specifically and adds other appealing features. But are those changes enough to right the Sierra HD's wrongs? With the Allison 10-speed automatic borrowed from ...

GM Authority recently spotted a GMC Sierra HD cruising down the highway sporting a variety of interesting modifications, ...

GMC takes the AT4X from off-road capable to overland-ready with production equipment from American Expedition Vehicles.

It's the bougiest GMC Sierra HD yet, both inside and out. This three-quarter-ton pickup truck entered the 2024MotorTrendTruck ...

AEV is now offering a new vertical spare tire mount for the Chevy Silverado HD and GMC Sierra HD heavy-duty pickup trucks, ...

Introduction - Find the best GMC Sierra HD deals! The big trucks are getting meaner. The market is increasingly flooded with aggressive rigs offering an increasing focus on extreme power and extreme ...

If the Chevrolet Silverado HD ZR2 Bison isn’t posh enough, consider the all-new 2024 GMC Sierra HD AT4X AEV Edition. We headed to the Xoverland Ranch in Montana to put the heavy-duty off-roader ...

And I do mean big. Joining the GMC AT4/AT4X hardcore off-road family in the 2024 model year is the Sierra HD AT4X, which includes the Sierra HD AT4X AEV Edition outfitted by American Expedition ...

GMC's latest pickup will tow where no GMC pickup has towed before. The 2024 GMC Sierra 2500HD AT4X is a new, high-performance off-road version of the heavy-duty model. The AT4X is engineered to ...

If you plan on hitting some single-track trails in your GMC Sierra, look no further than the Sierra HD AT4X AEV Edition. With a set of stamped steel bumpers including integrated recovery points ...