The 2020 GMC Sierra Denali receives minor updates to the Sierra 1500 light duty model, while the heavy duty Sierra 2500HD and 3500HD Heavy Duty models undergo a complete overhaul (redesign and ...

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Thanks to a completely redesigned platform, suspension, and drivetrain, the new Sierra HD can haul a trailer weighing up to 35,500 pounds, pole-vaulting over the 2020 Ram Heavy Duty and 2019 Ford ...

We recently shared with you how the 2020 GMC Sierra HD fares during heavy towing, and how a 2019 GMC Sierra AT4 Duramax performed during a rather grueling off-roading event up in Wyoming. But what ...

“Ever driven one of these?” asks my co-driver as I settle in at the helm of the GMC Sierra Denali HD All-Mountain Concept. “Well, I’ve driven trucks before,” I answer with a chuckle. “But this will be ...

The 2020 GMC Sierra 1500 four-wheel-drive crew cab Denali has all the bells and whistles a truck could ever need. From the latest safety features to advanced technology, the Sierra Denali has ...

JACKSON HOLE, Wyo. — The 2020 GMC Sierra Heavy Duty is a bit of a mixed bag. It excels at the tasks an owner is likely to require from a massive pickup truck, but the interior is a definite letdown.

GMC rolled out its 2011 Sierra HD (2500/3500 Series) heavy-duty pickup trucks last week at a news conference at the FCCC booth on the floor of The Work Truck Show, which was held in St. Louis last ...

Before kicking off its drive program for the 2020 GMC Sierra HD this summer in the wilds of Wyoming, an engineer cited a recent survey the manufacturer had completed about towing. Of the 7,000 ...