This vehicle features steering wheel audio controls. An off-road package is equipped on this vehicle. The leather seats in this unit are a must for buyers looking for comfort, durability, and style. Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future. See what's behind you with the back up camera on this model. A trailer braking system is already installed on this unit. Set the temperature exactly where you are most comfortable in the vehicle. The fan speed and temperature will automatically adjust to maintain your preferred zone climate. When you encounter slick or muddy roads, you can engage the four wheel drive on this unit and drive with confidence. This unit is outfitted with an OnStar communication system. It has an elegant black exterior finish. This 2021 GMC Sierra 2500 has a 6.6 liter 8 Cylinder Engine high output engine.