2026 GMC Sierra 2500

Onyx Black 2026 GMC Sierra 2500HD Denali 10-Speed Automatic, 4WD, Black Leather.SHOP 100% ONLINE! EXPERIENCE THE CASTLE DIFFERENCE! Free Loaner Vehicles, 72 Hour Love it or Exchange it Policy, Free Vehicle Delivery Service within 50 miles, Ship anywhere in the US, Hassle-Free Online Purchase Experience. SHOP EASY, DRIVE HAPPY! The advertised Price is the total price for the vehicle and includes our $378 Doc Fee (IL locations), or $249 Doc Fee (IN locations) and a $35.00 electronic filing Fee. The Price excludes only government-mandated taxes, tags, registration fees, and title fees. Pricing includes all applicable rebates. Manufacturer regional rebates may be included; residency restrictions can vary. Please call to verify. We strive to maintain accurate information on this website about inventory, vehicle features and history, manufacturer incentives, and pricing. To do so, we often rely on third-party sources to provide us with particular data. All Information is subject to change without notice to correct inaccuracies and to adjust for changing market conditions. We assume no responsibility for errors and omissions, and make no representations or warranties, express or implied, that the information presented is accurate and complete. Denali Reserve Package (Power Sunroof), Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 5SA (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, 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 Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Polished Exhaust Tip, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Push Button Start, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Signature Chrome Denali Grille, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, 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, and Wireless Phone Projection), Snow Plow Prep/Camper Package (220-Amp Alternator), Technology Package (Inside Rearview Auo-Dimming Rear Camera Mirror and Multicolor 15'' Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, Black Leather, 12-Way Power Driver Seat Adjuster with Lumbar, 12-Way Power Passenger Seat Adjuster with Lumbar, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Black Front and Rear Molded Splash Guards, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Following Distance Indicator, Forge Perforated Leather-Appointed Front Seat Trim, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully