Look at this 2026 GMC Sierra 2500HD AT4 At Duke Chevrolet GMC in Suffolk VA. 757-539-8777 It's All About U with Lifetime U Rewards. All New Chevy & GMC vehicles come with a Lifetime Powertrain Warranty, Lifetime Oil Changes, our Best Price Guarantee. Plus VA State Inspections, 4-Day 200-Mile Exchange, and Lifetime Service & Parts Guarantee! Read our reviews & see why people choose Duke! AT4 Package, 4x4, Forward Collision Alert, Bed Liner, Trailer Package, Adaptive Cruise Control, Lane Departure Assist, Blind Spot Technology, Heads Up Display, Back Up Warning Sensors, Navigation, Apple CarPlay & Android Auto, Bose Sound System, Premium Audio Package, Back Up Camera, All-Weather Floor Liners, OnStar, Heated & Cooled Seats, Leather, Sierra 2500HD AAT4, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Sterling Metallic, Jet Black With Kalahari Accents Leather, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, AT4 Preferred Package, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille and Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Hill Descent Control, Hitch Package, Inside Rearview Auo-Dimming Rear Camera Mirror, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15 Diagonal Head-Up Display, Navigation System, Off-Road Suspension, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Preferred Equipment Group 4SB, Push Button Start, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Technology Package, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, Wireless Phone Projection, X31 Off-Road Package.