Is adventure calling? The 2026 GMC Sierra 2500HD AT4 X31 Off-Road Package is ready to take you there.2026 GMC Sierra 2500HD AT4 X31 Off-Road Package 4D Crew Cab Onyx Black Moonroof / Sunroof, Backup Camera, Android Auto, Apple CarPlay, Bluetooth, Remote Start, X31 Off-Road Package (Comparable to the Chevy Z71 Package), Sierra 2500HD AAT4 X31 Off-Road Package, 4D Crew Cab, 6.6L V8, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather, 220-Amp Alternator, Gooseneck/5th Wheel Prep Package, Hill Descent Control, Off-Road Suspension, Snow Plow Prep/Camper Package, X31 Off-Road Package. 6.6L V8 4WD 10-Speed AutomaticStop by Woody Buick GMC Naperville today to schedule a test drive and see for yourself why Woody Buick GMC is Chicagoland's best and most awarded GM dealer! Make sure to take advantage of the best deals and incentives around! We have a 2026 GMC Sierra 2500HD AT4 on sale for you! Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 01/02/2026

Woody Buick GMC of Naperville
1585 W Ogden Ave
Naperville, IL 60540

Additional Error Text: The Model Year decoded for this VIN may be incorrect. If you know the Model year, please enter it and decode again to get more accurate information.
Antilock Braking System Abs: Standard
Body Class: Pickup
Brake System Type: Hydraulic
Curtain Air Bag Locations: All Rows
Displacement Cc: 6600.0
Displacement Ci: 402.7567110252330741
Displacement L: 6.6
Drive Type: 4WD
Engine Model: L8T
Engine Number Of Cylinders: 8
Front Air Bag Locations: 1st Row (Driver and Passenger)
Fuel Type Primary: Gasoline
Gross Vehicle Weight Rating From: Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Gross Vehicle Weight Rating To: Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Other Engine Info: SIDI, VVT, CAST IRON
Other Restraint System Info: AY0 - Active Manual Belts
Seat Belt Type: Manual
Series: 2500
Side Air Bag Locations: 1st Row (Driver and Passenger)
Trim: AT4
Vehicle Descriptor: 1GT4UPE7*TF
Vehicle Type: TRUCK