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This stunning 2026 GMC Sierra 2500HD AT4 delivers premium capability with its legendary Duramax 6.6L V8 Turbodiesel engine and rugged 4WD engineering. With just 200 miles on the odometer, this truck is essentially brand new and ready for work or weekend adventures. The Silver exterior showcases the AT4's commanding presence, while the comprehensive factory warranty and premium features provide peace of mind and everyday convenience.Key Features:- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic Transmission- 4WD with 2-Speed Active Transfer Case and Off-Road Suspension- Power Sunroof with SiriusXM Premium Audio System- Gooseneck/5th Wheel Prep Package and Snow Plow Prep/Camper Package- Heated and Ventilated Front Seats with 10-Way Power Adjustment- Bose Premium 7-Speaker Sound System with Apple CarPlay/Android Auto- HD Surround Vision with Trailer Camera Provisions- Engine Block Heater and Trailer Tire Pressure Monitor Sensors- Ultrasonic Front and Rear Park Assist with Rear Cross Traffic Alert- Wireless Phone Projection and Wireless ChargingThis AT4 Preferred Package truck combines luxury comfort with serious capability. The interior features perforated leather-appointed seating, heated rear outboard seats, and a heated steering wheel for year-round comfort. Advanced technology includes in-vehicle trailering system integration, hitch guidance with hitch view, and comprehensive safety systems like automatic emergency braking and lane departure warning. The rugged exterior includes black sport steps, molded splash guards, and 20-inch high-gloss black wheels that balance style with function.Whether you're hauling a gooseneck trailer or preparing for winter operations, the Sierra 2500HD AT4 is engineered for excellence. Contact us today to schedule your test drive and experience this remarkable truck firsthand.Also included with every new vehicle we sell: LIFETIME "NO FEAR" WARRANTY, FIRST OIL CHANGE, and AT HOME COURTESY DELIVERY! Call us for full details! We pride ourselves on honesty and integrity, but please note that mistakes or misprints due to human error are possible. Find out why our dealerships have won DealerRater.com DEALER OF THE YEAR a whopping 10 TIMES! Call, email, or live chat with one of our friendly sales professionals now to schedule your test drive! All vehicle prices shown on this website are for informational purposes only and do not include applicable taxes, title fees, or license fees, which will be due at the time of signing. The advertised price does include our document service fee (referred to in Wisconsin as a Dealer Service Fee) and a mandatory eFiling fee. Document service fees are $377.63 in Illinois, $350.00 in Minnesota, $180.00 in Iowa, and $599.00 in Wisconsin. The eFiling fee displayed assumes the buyer resides in the same state as the dealership locati Price includes: $1000 - Buick & GMC Consumer Cash Program
2026 GMC® Sierra 2500HD
AT4
- MSRP$89,359
- Dealer Discount-$7,327
- Buick & GMC Consumer Cash Program-$1,000
- Documentary Fee+$599
- E-File Fee+$38
- Kunes Price$81,669
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Dealership Information
Sunday
Closed
Monday
8:30am - 8:00pm
Tuesday
8:30am - 8:00pm
Wednesday
8:30am - 8:00pm
Thursday
8:30am - 8:00pm
Friday
8:30am - 6:00pm
Saturday
8:30am - 5:00pm
Disclaimer
To inquire about this vehicle or the contents of this disclaimer, we encourage you to call Kunes Buick GMC of Greenfield at (414) 363-3237. To contact Kunes GMC of Belvidere instead, call us at (815) 527-0653.
Pricing:All vehicle prices shown on this website are for informational purposes only and do not include applicable taxes, titlefees, or license fees, which will be due at the time of signing. The advertised price does include our document service fee(referred to in Wisconsin as a Dealer Service Fee) and a mandatory eFiling fee. Document service fees are $377.63 inIllinois, $350.00 in Minnesota, $180.00 in Iowa, and $599.00 in Wisconsin. The eFiling fee displayed assumes the buyerresides in the same state as the dealership location, and are as follows: Illinois residents - $35, Iowa residents - $15,Minnesota residents - $60, Wisconsin residents - $38. If you are an out-of-state resident, your actual eFiling fee maydiffer and will be confirmed by a Kunes associate prior to finalizing your purchase.While Kunes Auto Group makes every effort to ensure that advertised prices are accurate, pricing errors may occur. Allprices are subject to change without notice. The price you pay will be determined at the time of sale and confirmed inyour written purchase agreement. Please contact your local Kunes dealership to verify current pricing before visiting.
Rebates, Incentives & Advertised Discounts:Advertised rebates, incentives, and discounts are subject to change or expiration without notice and may be subject toeligibility restrictions, including residency requirements, financing source requirements, and vehicle or trim leveleligibility. Some incentives require financing through the manufacturer’s captive lender or are available only to residentsof specific states or regions. Kunes Auto Group works to ensure that advertised incentives are current and accurate;however, we cannot guarantee their availability at the time of your purchase. Please contact a Kunes associate to confirmwhich incentives apply to your specific vehicle and situation.
Finance & Lease Payment Estimates:Any finance payment amounts shown on this website are estimates only, calculated based on a combination of theamount financed, the annual percentage rate (APR), and the loan term. Actual payment amounts will depend on yourindividually approved credit terms. Not all buyers will qualify for advertised rates or financing. All financing is subjectto credit approval by the lending institution. A complete breakdown of your financed amount, APR, number ofpayments, and total payment obligation will be provided to you in writing prior to signing.Any lease payment amounts shown are estimates calculated using the manufacturer’s offered residual value, the leaseterm in months, and the annual mileage allowance. Lease payments do not include acquisition fees, disposition fees,taxes, or other charges that may be due at signing or at lease end. Not all customers will qualify for lease programs.Lessees must meet lender credit requirements. Complete lease disclosures, including total amount due at signing andtotal lease obligation, will be provided prior to execution of any lease agreement in accordance with the federalConsumer Leasing Act.
Vehicle Information & AvailabilityVehicle listings on this website are provided for general informational purposes. While every effort has been made toensure accurate display of vehicle information, including equipment, accessories, colors, and specifications, data issourced from multiple providers and may not always reflect the exact configuration of a specific vehicle. Vehicle photosmay be representative examples of the model and may not depict the actual unit available for sale. Accessories andcolors may vary. All inventory is subject to prior sale.Vehicles may be transferred between Kunes Auto Group locations at customer request. A transfer fee of $300 will beadded to the purchase transaction to cover transportation costs when a vehicle is moved from its listed location. To avoidthis fee, customers may take delivery of the vehicle at the dealership where it is currently listed for sale.
Fuel Economy (EPA) RatingsAny fuel economy figures shown are based on the model year EPA mileage ratings and are provided for comparisonpurposes only. Your actual fuel economy will vary depending on how you drive and maintain your vehicle, drivingconditions, vehicle load, climate, and other factors. For hybrid and plug-in hybrid vehicles, fuel economy will also varybased on battery pack age and condition. For more information about EPA fuel economy ratings, visit www.fueleconomy.gov.
2026 GMC® Sierra 2500HD
AT4
- MSRP$89,359
- Dealer Discount-$7,327
- Buick & GMC Consumer Cash Program-$1,000
- Documentary Fee+$599
- E-File Fee+$38
- Kunes Price$81,669