The all-new GMC Sierra 3500 HD is available now at Graff Buick GMC in Mount Pleasant.
This heavy-duty GMC pickup is engineered to tackle the toughest jobs with ease, making it an ideal choice for work and play. In fact, local Midland contractors and fleet operators in Clare prefer the 2026 GMC Sierra 3500 HD to get things done right.
GMC Sierra 3500 offers two impressive powertrain options. The standard 6.6-liter, V8 gas engine pumps out 401 horsepower and 464 pound-feet of torque for robust towing and hauling. For even more muscle, step up to the available Duramax 6.6-liter, turbo-diesel V8. This powerhouse cranks out 470 horsepower and a whopping 975 pound-feet of torque to make light work of heavy loads.
Both engines pair with a smooth-shifting Allison 10-speed automatic transmission for optimal performance. And available is the four-wheel drive (4WD) system and off-road suspension.
GMC Sierra 3500 has you covered with a maximum conventional towing capacity of up to 20,000-pounds when properly equipped. An available gooseneck/fifth-wheel prep package and an integrated trailer brake controller make towing heavy loads a breeze. The innovative in-vehicle trailering app offers helpful tools like customized trailer profiles, pre-departure checklists, and trailer tire pressure and temperature monitoring for safer, easier towing.
Available features like HD Surround Vision with multiple camera views, rear cross traffic alert, and a bed view camera help you maneuver with confidence. Hitch Guidance with Hitch View provides a dynamic guideline to help you perfectly line up your hitch ball and trailer coupler on the first try.
Inside the spacious, well-appointed cab, the new Sierra 3500 HD surrounds you with premium materials and modern amenities. Available Forge perforated leather seating surfaces and real open-pore wood trim create an inviting atmosphere. Generous passenger space and clever storage solutions, including a large center console and rear under-seat storage, enhance comfort and convenience.
The available 13.4-inch diagonal infotainment system with navigation provides seamless access to your favorite apps and media through wireless Apple CarPlay and Android Auto capability. An available Bose premium sound system with Centerpoint surround technology delivers immersive audio. And with the available Wi-Fi hotspot, you can turn your GMC Sierra 3500 into a mobile office.
GMC Sierra 3500 HD commands attention on the streets of Big Rapids with its bold, muscular design. The tall, broad grille with prominent GMC badging, chiseled hood, and striking C-shaped LED signature lighting create an imposing presence.
The available MultiPro tailgate offers six functional positions for easier loading, unloading and accessing the cargo bed. Integrated CornerStep rear bumpers, large door handles, and available power-retractable assist steps allow easy entry and exit at jobsites in Midland.
With an extensive suite of driver-assistance technologies, you can travel with greater peace of mind. Available features like forward collision alert, automatic emergency braking, front pedestrian braking, and IntelliBeam automatic high beams constantly monitor the road to help you avoid accidents.
The Safety Alert Seat uses directional vibration pulses to help identify the direction of a potential crash threat. And with the available OnStar Safety & Security Plan, you're never far from help when you need it most in Mount Pleasant.
The 2026 GMC Sierra 3500 HD offers six well-equipped trims to suit a variety of needs and preferences:
Visit our local Big Rapids-area GMC dealership to test the all-new 2026 GMC Sierra 3500.
And we welcome fleet operators and local contractors to open commercial accounts toward financing or leasing in an expedited manner.
116 N Mission Street
Mount Pleasant, MI 48858