2026 GMC Sierra 3500

Meet the 2026 GMC Sierra 3500HD SLE a heavy-duty truck engineered to handle demanding work and deliver commanding presence on any road. This white pickup arrives ready to perform with professional-grade capability and the refined comfort you expect from GMC. - Duramax 6.6L V8 Turbodiesel engine producing 470 hp and 975 lb-ft of torque - 10-Speed Automatic transmission with 4WD - Remote Start Package with content theft alarm and rear-window defogger - SLE Convenience Package featuring dual-zone automatic climate control and 10-way power driver seat with lumbar support - LED fog lamps and LED smoked amber roof marker lamps - Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted 7-pin trailer harness - Spray-on pickup bedliner with GMC logo - 6 rectangular chromed tubular assist steps - All-weather floor liners - Premium GMC Infotainment System with 13.4 diagonal display and SiriusXM with 360L trial subscription - Wireless phone projection and steering wheel audio controls - Automatic Emergency Braking and Forward Collision Alert - Electronic Stability Control and traction control - Chrome surround grille with chrome insert bars and chrome bumpers The diesel powerplant delivers the torque professionals demand paired with a robust 10-speed automatic that manages power delivery seamlessly across varied terrain. The 220-amp alternator ensures reliable electrical output for job-site equipment and accessories while the engine block heater provides dependable cold-weather starts. This configuration represents genuine heavy-duty engineering built for sustained performance. The SLE Convenience Package elevates everyday driving with features that matter. The dual-zone automatic climate control keeps driver and passenger comfortable regardless of season while the 10-way power driver seat with lumbar support reduces fatigue during long hours behind the wheel. Manual tilt and telescoping steering column adjustment lets you find the perfect driving position. LED fog lamps cut through adverse conditions with modern efficiency. Towing and payload capability meet the standards of serious truck operators. The Gooseneck/5th Wheel Prep Package includes the hitch platform stamped bed holes with removable caps and a bed-mounted 7-pin trailer harnessâeverything needed for gooseneck or fifth-wheel applications. The spray-on bedliner protects the cargo bed from damage while maintaining the truck's appearance. Chrome-finished assist steps provide safe entry and exit at job sites or on the road. Inside the cab the Premium GMC Infotainment System delivers connectivity and entertainment through an intuitive 13.4-inch display. SiriusXM with 360L trial subscription AM/FM radio and wireless phone projection keep you informed and entertained. Steering wheel audio controls let you manage functions without taking your hands off the wheel. Automatic emergency braking and forward collision alert provide additional confidence on busy highways and jobsites. Safety