2021 GMC Sierra 3500 HD


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2021 GMC Sierra 3500 HD Overview

Drivers looking for the latest GMC Sierra 3500 HD need to stop by McKenney Chevrolet in Lowell, North Carolina, and take it for a test spin. 2021 upgrades include a new trim level, Denali Black Diamond Edition, and a MultiPro Tailgate standard on the SLE and higher trims. Mud terrain tires and the high-clearance step are available on the AT4.

Technology Highlights

The new 2021 GMC Sierra 3500 HD doesn’t skimp on tech. It comes standard with a rearview camera and the SLE adds keyless entry and a Wi-Fi hotspot. More options come with the SLT, such as dual-zone automatic climate control, HD radio, and voice recognition. Choose the Denali for more safety devices, such as lane change alert and parking sensors.



Exterior & Interior Features

GMC’s Sierra is available in seven trim levels, the Standard, SLE, Sierra Elevation, SLT, AT4, Denali, and Denali Black Diamond. The SLT adds leather upholstery, power-adjustable heated front seats, a heated steering wheel, and an 8-inch touch screen infotainment system. An upgrade to the AT4 adds a 2-inch suspension lift and skid plates.

Ratings & Awards

The 2021 GMC Sierra 3500HD has great reviews. For example, the U.S. News and World Report ranked it #3 in full-size pickup trucks, and the publication gave it an 8.0/10 rating overall, a 7.6/10 Critics’ Rating, an 8.6/10 for safety, and a 7.9/10 for performance and interior. The Sierra also has an 85/100 J.D. Power rating.


Shop the 2021 GMC Sierra 3500 Today!

*Starting at price for base Sierra HD. The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. See your GMC dealer for details. Click here to see all GMC destination freight charges..