The 2022 GMC Sierra 2500 HD truck here at A. Crivelli Buick GMC in Reno, PA will offer three engine options: a 6.6-liter V8, a 3.0-liter inline-six turbo-diesel, and a 6.6-liter V8 with a mild-hybrid system. The GMC Sierra 2500 HD offers outstanding tow ratings; some powertrains can tow up to 14,500 pounds. The GMC Sierra 2500 HD offers a max payload of between 3,600 pounds and 3,900 pounds. The exact payload will be determined by the truck's bed configuration and powertrain.
The 6.6-liter V8 will be the base engine, and it will be mated to a six-speed automatic transmission. This engine will produce 401 horsepower and 464 lb.-ft. of torque. The 3.0-liter inline-six turbo-diesel will be the middle engine option. It will be mated to an eight-speed automatic transmission and it will produce 277 horsepower and 460 lb.-ft. of torque. The range-topping engine option will be the 6.6-liter V8 with a mild-hybrid system. This engine will be mated to a ten-speed automatic transmission.