The 2022 GMC Sierra 2500HD is a commanding presence in the heavy-duty truck segment. This rugged pickup comes in five trims: Base, SLE, SLT, AT4 and Denali. It runs on a 6.6-liter V8 engine that generates 401 horsepower, paired with a six-speed automatic transmission, and the option to switch to a turbodiesel V8 engine that delivers a formidable 445 horsepower and 910 lb-ft of torque. This formidable machine exhibits outstanding towing and off-roading capabilities, with distinct trims for luxury (Denali) and off-road (AT4). The Sierra 2500HD is equipped with the latest technology including an infotainment system with a 7-inch touchscreen, Apple CarPlay, Android Auto, and available 4G LTE Wi-Fi hotspot. Other notable features include standard trailer sway control and available advanced safety features like forward collision warning, lane departure warning, and more.