The GMC Sierra 2500-3500HD is a heavy-duty truck that offers impressive power, towing capacity, and payload capability. The 2020 to 2023 models are no exception, with a range of features and updates that make them stand out from the competition. Starting with the exterior, the 2020 to 2023 GMC Sierra 2500-3500HD models have a bold and aggressive appearance. The front grille is larger and more imposing, giving the truck a commanding presence on the road. The headlights have been redesigned, with LED lighting now standard across all trim levels. The body of the truck has been updated for better aerodynamics, contributing to improved fuel efficiency. Under the hood, the 2020 to 2023 GMC Sierra 2500-3500HD models come with a range of powerful engine options. The standard engine is a 6.6-liter V8 that produces 401 horsepower and 464 lb-ft of torque. For those who need even more power, there is an available 6.6-liter turbo-diesel V8 engine that delivers 445 horsepower and a massive 910 lb-ft of torque. Both engines are paired with a 10-speed automatic transmission, providing smooth and efficient power delivery. In terms of towing and payload capacity, the 2020 to 2023 GMC Sierra 2500-3500HD models are among the best in their class. The trucks can tow up to 35,500 pounds when properly equipped, making them ideal for hauling heavy loads or towing trailers. The payload capacity is equally impressive, with the trucks able to carry up to 7,442 pounds of cargo. Inside the cabin, the 2020 to 2023 GMC Sierra 2500-3500HD models offer a spacious and comfortable interior. The seats are supportive and offer plenty of head and legroom for both the driver and passengers. The materials used throughout the cabin are high-quality and durable, giving the truck a premium feel. Technology features are also plentiful in the 2020 to 2023 GMC Sierra 2500-3500HD models. The trucks come standard with an 8-inch touchscreen infotainment system that supports Apple CarPlay and Android Auto. Optional features include a larger 10.2-inch touchscreen, a premium Bose sound system, and a rear-seat entertainment system. Safety features are also abundant, with options such as forward collision warning, lane departure warning, and automatic emergency braking. In terms of trim levels, the 2020 to 2023 GMC Sierra 2500-3500HD models offer a range of options to suit different needs and budgets. The base model is the Sierra 2500HD, which comes well-equipped with a good selection of features. The SLE, SLT, and AT4 trims offer more luxury and technology features, while the range-topping Denali trim is the most luxurious and feature-rich option. Overall, the 2020 to 2023 GMC Sierra 2500-3500HD models are impressive heavy-duty trucks that offer a winning combination of power, capability, and comfort. Whether you need a truck for work or for play, the GMC Sierra 2500-3500HD is a solid choice that won't disappoint. With a range of powerful engines, impressive towing and payload capacity, and a comfortable and well-equipped interior, these trucks are sure to provide years of reliable service.