Basics
Condition
Interior Color
Exterior Color
Drivetrain
Transmission
Fuel
Engine
VIN
Stock Number
Mileage
Features
Entertainment
Premium Sound System
Exterior
Tow Hitch
Alloy Wheels
LED Headlights
Sunroof/Moonroof
Seating
Leather Seats
Heated Seats
Cooled Seats
Memory Seat
Convenience
Adaptive Cruise Control
Heated Steering Wheel
Tow Hooks
Navigation System
Keyless Start
USB Port
Remote Start
Safety
Brake Assist
Automatic Emergency Braking
Stability Control
Lane Departure Warning
Rear Cross Traffic Alert
Blind Spot Monitor
Backup Camera
Seller's Comments
Meet the 2026 GMC Sierra 2500HD AT4X, a premium heavy-duty powerhouse finished in striking black with Obsidian Rush leather interior. This crew cab standard bed is engineered with a Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission, delivering serious capability and efficiency. Built on a 4WD platform with advanced technology and premium comfort, the AT4X represents the pinnacle of GMC's truck lineup.Key features include:- Duramax 6.6L V8 Turbodiesel with 220-amp alternator and engine block heater- Gooseneck/5th wheel prep package with hitch platform- Adaptive cruise control, Apple CarPlay, and Android Auto- Spray-in bed liner with GMC logo- Moonroof and remote start- Bose premium 12-speaker audio system with SiriusXM 360L trial subscription- Advanced camera systems including bed view, surround vision, and trailer provisioning- Heated and ventilated leather seating with power adjustment- Wireless phone charging and projection- Hill descent control and multiple safety featuresThis fully equipped AT4X delivers authentic off-road capability paired with luxury appointments and cutting-edge technology. Its towing infrastructure and advanced driver-assistance systems make it equally comfortable on the job site or the highway. Contact us for a comprehensive walkthrough and test drive experience.Stop by Woody Buick GMC Naperville, an 11-time GM Dealer of the Year and Mark of Excellence recipient, to schedule a test drive! See for yourself why this J.D. Power 2026 Dealer of Excellence is Illinois' #1 Sales Volume Buick GMC destination and Chicagoland's most awarded dealer. Take advantage of our award-winning service and the best incentives around! We have a {YMM} {Series} on sale for you! Price includes: $2000 - GMC Bonus Cash. Exp. 11/30/2026
View More1585 W Ogden Ave
Naperville, Illinois 60540
(630) 621-9204
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Tax title license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers. All vehicles are priced for RETAIL SALE ONLY. NO DEALERS BROKERS or EXPORTERS. We do not honor any TrueCar price quotes. The listed Prices do not include additional fees and costs of closing including government fees and taxes any finance charges any dealer documentation fees any emissions testing fees or other fees. All prices specifications and availability subject to change without notice. Contact dealer for most current information. Quoted prices include current cash rebates.
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