Basics
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Exterior Color
Drivetrain
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VIN
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Features
Entertainment
Premium Sound System
Exterior
Tow Hitch
Alloy Wheels
LED Headlights
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Seating
Leather Seats
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Adaptive Cruise Control
Heated Steering Wheel
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Keyless Start
USB Port
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Safety
Brake Assist
Automatic Emergency Braking
Stability Control
Lane Departure Warning
Rear Cross Traffic Alert
Blind Spot Monitor
Backup Camera
Seller's Comments
2026 GMC Sierra 3500HD AT4 in Beige with Jet Black and Kalahari accents leather interior. This crew cab standard bed diesel-powered workhorse combines capability with premium comfort, featuring a Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and full-time 4WD. Built for serious towing and heavy-duty performance, the AT4 trim delivers off-road capability alongside refined technology and convenience features designed for both job site and highway driving.- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic transmission- AT4 Premium Plus Package with Off-Road Suspension and 2-Speed Active Transfer Case- Gooseneck/5th Wheel Prep Package for professional hauling- Bose Premium 7-Speaker Sound System with SiriusXM 360L Trial- Adaptive Cruise Control, Apple CarPlay, and Android Auto- HD Surround Vision with Bed View Camera and Trailer Camera Provisions- Heated and Ventilated Premium Leather Seats with Power adjustments- Power Sunroof, Remote Start, and Wireless Phone Projection- Spray-In Bed Liner with GMC Logo and 120-Volt Bed-Mounted Power Outlet- Multicolor 15'' Head-Up Display with Ultrasonic Park Assist and Hill Descent ControlThe Sierra 3500HD AT4 brings together heavy-duty engineering and luxury appointments. Premium leather seating, wireless charging, and a comprehensive suite of driver-assistance technologies make every mile more comfortable and secure. Whether you're tackling demanding work or enjoying open road adventures, this Sierra delivers the power, technology, and refinement to handle it all.Visit Woody Buick GMC Naperville to experience this 2026 GMC Sierra 3500HD AT4 firsthand and discover why we're the region's premier GMC destination.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 $2500 - Buick & GMC Consumer Cash Program. 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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