2026 GMC Sierra 2500

Auto Gallery Chevrolet GMC is always Striving for Excellence Come see us and find out why we have That Hometown Feel and how we make Big City Deals!- Duramax 6.6L V8 Turbodiesel Engine with 10-Speed Automatic and 4WD- Bose Premium Series 12-Speaker System with SiriusXM and 360L Trial Subscription- Multicolor 15 Diagonal Head-Up Display- Apple CarPlay and Android Auto Integration- Wireless Phone Projection and Wireless Charging- Heated and Ventilated Front Seats with 16-Way Power Driver Seat Adjuster- Heated Rear Seats with Split Folding Configuration- HD Surround Vision with Bed View Camera and Trailer Cam Provisions- Automatic Emergency Braking with Lane Departure Warning- Rear Cross Traffic Alert and Ultrasonic Front/Rear Park Assist- Off-Road Suspension with 2-Speed Active Transfer Case and Hill Descent Control- Spray-On Pickup Bedliner with GMC Logo- Signature Denali Ultimate Grille in Vader Chrome- 20 Ultra-Bright Machined Aluminum Wheels- Power Moonroof and Power Sliding Rear WindowThe 2026 GMC Sierra 2500HD Denali Ultimate represents serious capability wrapped in refined luxury. Finished in Black, this new truck commands attention at every angle, from its distinctive Denali grille to its professionally applied spray-on bedliner. With just one mile on the odometer, you're getting a factory-fresh machine ready for work or weekend adventures.Under the hood sits the legendary Duramax 6.6L V8 Turbodiesel engine paired with a proven 10-Speed Automatic transmission. The 4WD system with Off-Road Suspension and 2-Speed Active Transfer Case, enhanced by Hill Descent Control, gives you genuine go-anywhere capability. The X31 Off-Road Package ensures you're equipped for challenging terrain.Inside, the Denali Ultimate cabin doesn't compromise on comfort. Premium full-grain leather seating features heated and ventilated front seats with 16-way power adjustability, while heated rear outboard seats keep passengers comfortable in cold weather. The power moonroof floods the cabin with light, and genuine wood trim accents elevate the interior atmosphere.Technology centers your ownership experience around a premium GMC Infotainment System with a striking 15-inch Head-Up Display. Apple CarPlay and Android Auto keep you connected, while wireless charging and wireless phone projection eliminate cable clutter. The Bose Premium audio system with 12 speakers delivers concert-quality sound enhanced by SiriusXM with a 360L trial subscription.Safety and confidence come standard with Automatic Emergency Braking, Forward Pedestrian Braking, Lane Departure Warning, and Rear Cross Traffic Alert. The HD Surround Vision system with bed view camera and trailer camera provisions provides visibility in any situation, while the in-vehicle trailering system app manages towing duties with precision. Ultrasonic front and rear park assist takes the stress out of tight spaces.Auto Gallery Chevrolet GMC open 6 days a week and 24/7 at AutoGalleryChevyGMC.com or AutoGalleryGMC.com.