Used 2023 GMC Sierra 2500HD for Sale in Ashburn, VA

GMC carried over the 2023 Sierra 2500HD without making notable changes to the heavy-duty pickup truck. Buyers can choose from Pro, SLE, SLT, AT4, and Denali trim levels. The standard engine is a 6.6-liter gas V8 with 401 horsepower, and you can upgrade to a 445-hp turbo-diesel with a torque rating of 910 pound-feet. Fuel-economy estimates for the Sierra 2500HD aren't available because the EPA doesn't publish mpg figures for heavy-duty trucks. When properly equipped, this pickup tows between 14,500 pounds with conventional trailering and 18,510 pounds with a fifth-wheel/gooseneck setup, depending on powertrain. GMC offers regular-cab, extended-cab, and crew-cab variants, and two bed lengths are available.