13.4 GMC Premium Infotainment | Denali Reserve Package | Bose® Premium Speakers | Multicolor 15 Head-Up Display | Rear Camera Mirror | Gooseneck/5th Wheel Prep Package | Power Sunroof | Power Retractable Assist Steps The 2026 GMC Sierra 3500HD Denali Crew Cab 4WD flawlessly marries elite premium luxury with hard-working heavy-duty capability. Standing tall with a brilliant Glacier White Tricoat exterior over a sophisticated Jet Black interior, this truck derives monumental power from the iconic Duramax 6.6L V8 Turbo Diesel engine paired with a highly capable 10-speed automatic transmission. It is engineered to master the toughest towing demands across Canada, boasting a massive 12,100 lb (5,488 kg) GVWR, a 3.42 rear axle ratio, dual alternators (220-amp primary and 170-amp auxiliary), a high idle switch, and digital variable steering. To ensure absolute towing readiness, it includes a factory Gooseneck/5th Wheel Prep Package along with integrated trailer tire pressure monitor sensors. The striking exterior design brings immediate presence to the road, featuring animated LED projector headlamps, LED fog lamps, rain-sensing wipers, power-adjustable heated trailering mirrors, a factory spray-on bedliner, power-retractable assist steps with LED perimeter lighting, and the versatile 6-function GMC MultiPro Tailgate. Inside, the cabin delivers an uncompromising sanctuary centered around a 13.4 diagonal infotainment touchscreen with Google built-in navigation and a 12.3 diagonal reconfigurable driver information centre. Enhanced by the Denali Reserve Package, the premium interior elevates your driving experience with a crisp 15 multicolor Head-Up Display, a Rear Camera Mirror, a power sunroof, and an immersive Bose® premium audio system. Designed for supreme all-season comfort, the cabin features dual-zone automatic climate control, a heated steering wheel, a wireless smartphone charger, a power sliding rear window, and heated second-row outboard seats, while the front occupants enjoy 12-way power-adjustable heated and ventilated bucket seats with dedicated driver memory settings. Advanced trailering and safety are made effortless with standard Adaptive Cruise Control, HD Surround Vision with a specialized Bed View camera, a 2-speed active electronic Autotrac transfer case, an In-Vehicle Trailering App with Hitch Guidance and Hitch View, and the comprehensive Sierra HD Pro Safety suite featuring Trailer Side Blind Zone Alert and Rear Cross Traffic Alert. Stock #T4311976 AMVIC LICENSED DEALER