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*Based on model year EPA mileage ratings. Use for comparison purposes only. Your atual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid only) and other factors.VIEW OUR INVENTORY
Towing capacity; interior space; well thought out technology; available off-road equipment; powerful engine options; upscale Denali edition
The GMC Sierra HD has been completely redesigned for the 2020 model year. The new Sierra HD is bigger and more capable than the truck it replaces while also having a host of new technology to make living with and doing work with the truck, easier than ever before. At the same time, GMC crunched the numbers and found that more than half of their customers are opting for the upscale Denali edition of the Sierra HD. In accordance with those findings, they have made the new 2020 Sierra HD a more comfortable place to spend time in, with a well thought out interior, nicer materials and plenty of space for its occupants.