2026 GMC Sierra 3500 HD SLT

From the dealer

NEW 2026 GMC Sierra 3500HD SLT 4WD Duramax Diesel Built to handle the toughest jobs while delivering premium comfort, this 2026 GMC Sierra 3500HD SLT is the heavy-duty truck you've been waiting for. Powered by the legendary Duramax 6.6L V8 Turbodiesel paired with a smooth-shifting 10-Speed Automatic Transmission, this Sierra delivers exceptional towing capability, impressive torque, and confident performance in any condition thanks to its 4WD drivetrain. Finished in stunning Summit White with a refined leather-appointed interior, this truck combines rugged capability with upscale luxury. Whether you're heading to the jobsite, towing heavy loads, or cruising on the highway, the Sierra 3500HD SLT offers the perfect balance of power, technology, and comfort. Key Features Include: Duramax 6.6L V8 Turbodiesel Engine 10-Speed Automatic Transmission 4WD Capability Leather Interior 10-Way Power Driver & Passenger Seats with Lumbar Support Driver Memory Settings Remote Vehicle Start & Push Button Start Premium GMC Infotainment System SiriusXM with 360L Trial Subscription Steering Wheel Audio Controls 6-Speaker Premium Audio System Hitch Guidance with Hitch View Spray-On Bedliner with GMC Logo Rear Wheelhouse Liners Winter Grille Cover Front Rain-Sensing Wipers Deep-Tinted Glass 18 Machined Aluminum Wheels Advanced Safety & Security Features: Lane Departure Warning System Exterior Rear Vision Camera Keyless Open & Start Unauthorized Entry Theft-Deterrent System OnStar Services Capability 4-Wheel Disc Brakes Security System & Panic Alarm Overhead Airbags Traction Control Heavy-Duty Equipment: Exhaust Brake Engine Block Heater 220-Amp Alternator Heavy-Duty 80 Amp-Hour Battery If you're looking for uncompromising capability, premium comfort, and proven Duramax performance, this 2026 GMC Sierra 3500HD SLT deserves a spot at the top of your list. VIN: 1GT4UUEY0TF282766 Stock #: TF282766