2026 GMC Sierra 2500

This 2026 GMC Sierra 2500HD Denali Ultimate delivers the capability and refinement you expect from a premium heavy-duty pickup. With its Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission, this truck combines raw power with intelligent engineering to handle demanding work and daily driving with equal confidence. - MAX TRAILERING PACKAGE with 3500 HD frame, leaf springs, and 12 rear axle - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic and 4WD - GMC MultiPro Tailgate with integrated step lights - Spray-on pickup bed liner with GMC logo - Bose Premium Series 12-speaker audio system with SiriusXM 360L - Premium GMC Infotainment System with Apple CarPlay and Android Auto - Multicolor 15 diagonal head-up display - Heated and ventilated front seats with 16-way power adjusters and lumbar support - Heated rear outboard seats with full-grain leather trim - Signature Denali Ultimate Vadar Chrome grille - HD surround vision with bed view camera and trailer camera provisions - Dual 220-amp primary and 170-amp auxiliary alternators - All-weather floor liners for first and second rows - 20 ultra-bright machined aluminum wheels - Gooseneck and 5th wheel prep package with hitch guidance The Denali Ultimate trim reflects GMC's commitment to luxury within the heavy-duty category. The full-grain leather seating surfaces, genuine wood dashboard and door panel inserts, and premium audio system create an interior environment that commands respect. Heated and ventilated front seats provide year-round comfort, while the 16-way power driver seat with lumbar support ensures you find your ideal driving position. The power moonroof floods the cabin with natural light, and dual-zone automatic temperature control keeps all occupants comfortable regardless of weather conditions. Technology integration sets this Sierra apart from conventional work trucks. The multicolor head-up display projects critical information directly into your line of sight, reducing the need to glance away from the road. Apple CarPlay and Android Auto provide seamless smartphone integration, while the wireless charging pad keeps your device powered throughout the day. Advanced safety features including automatic emergency braking, forward collision alert, and lane departure warning work together to help protect you and your passengers. The HD surround vision system and bed view camera provide superior visibility when maneuvering in tight spaces. For those who tow, GMC has engineered this Sierra 2500HD with genuine trailering capability. The MAX TRAILERING PACKAGE includes a reinforced 3500 HD frame, upgraded leaf springs, a 12-inch rear axle, and an enhanced shock package designed to handle substantial loads. Gooseneck and 5th wheel prep provisions are factory-stamped into the bed, and the trailer tire pressure monitoring system keeps tabs on your trailer's condition while you drive. The in-vehicle trailering system app provides real-time information about your rig, w