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The 2026 GMC Sierra HD provides more strength, power, and versatility when you need it. This heavy-duty pickup truck tackles tough jobs and even tougher terrain. Modern amenities and technology ensure you enjoy the journey as much as the destination.
Power for the 2026 GMC Sierra HD comes from the DuraMax 6.6L turbo-diesel V8 engine, which is paired with the ten-speed automatic transmission. The result is 470 horsepower and 975 lb.-foot of torque. An exhaust brake helps keep you in control when towing a heavy load. Advanced technology makes towing easier with features, such as Adaptive Cruise Control with Trailering. Standard for the base trim is the 6.6L V8 gas engine, also paired with the ten-speed automatic transmission.
While the work may be hard, the trip doesn’t have to be in the 2026 GMC Sierra HD. This model offers multiple comfort features, such as 16-way power front seats that include a massage feature. Available full-grain leather adds a touch of refinement to the cab while offering two rows of seats for your family or crew. When you choose the Crew Cab, you gain best-in-class front-seat head and legroom.
Information is right in front of you in the 2026 GMC Sierra HD with the 12.3-inch diagonal color Driver Information Center. This screen shows vehicle stats, such as fuel usage, mileage, speed, and more. Much of the information can be projected onto the windshield with the 15-inch diagonal multicolor head-up display. You also have the 13.4-inch diagonal Premium GMC Infotainment system for your most-used apps.
Not many changes were made to the 2026 model year of the GMC Sierra HD. GMC added two new colors with Coastal Dune and Glacier White Tricoat. You also have the MultiPro Tailgate as an optional feature for the SLT trim.
The 2026 GMC Sierra HD is a practical choice for customers who need a hard-working truck. You can haul heavy equipment or a trailer loaded with supplies from Monticello. This truck can also tow a full-size RV for a family vacation outside of Minneapolis. With plenty of modern style and comfort features, the Sierra HD is a practical choice for everyday driving around Golden Valley and other towns. Two rows of seating make it especially ideal for families with children or a work crew.
When you search our new inventory, you’ll see plenty of choices available to fit your lifestyle, including the 2026 GMC Sierra HD. We offer a host of benefits to help you with your purchase, such as easy financing and Walser Fair Market Value. With the WalserCare Warranty, you can feel confident about any vehicle you purchase. Get started with our online application or contact us with any questions or to schedule a test drive. Get behind the wheel of this truck to see if it’s the right choice for you.
