For the 2022 model year, Sierra HD changes and updates included a small amount of very minor revisions to equipment availability. Also, the former Sierra base trim level has been renamed the Sierra ...

The 2023 GMC Sierra HD receives minor changes and updates over the 2022 GMC Sierra HD. Unsurprisingly pricing for the 2024 Sierra HD increases compared to the preceding 2023 model year, with the ...

GMC is blending its off-road AT4X trim level with its Sierra HD pickup truck and adding in some aftermarket AEV treatments as well. The results are two of the most capable and luxurious heavy-duty ...

When GMC unveiled the AT4X trim level for the 2022 Sierra 1500 and 2023 Canyon, it showed the brand’s intentions to make off-road performance more of a focus for its trucks. Now it’s taking the next ...

The new AT4X variant of GMC’s 2024 Sierra HD pickup series officially joins the stable this week, giving pickup truck box-checkers yet another off-road trim to chase. Well, two trims, technically, as ...

The verdict: Nicer than it’s ever been, the highly capable new 2024 GMC Sierra HD Denali Ultimate brings yet another new top trim to the popular line of trucks. Versus the competition: The Sierra HD ...