2026 GMC Sierra 3500 HD
2026 GMC Sierra 3500HD in Burlington, WI
MSRP
$48,200
11 Vehicles Available
2026 GMC Sierra 3500 HD: Professional Grade Heavy-Duty Performance
If you need a truck that can handle serious work without sacrificing refinement, the 2026 GMC Sierra 3500 HD delivers on both fronts. This heavy-duty pickup is built to tackle the toughest jobs while offering the comfort and technology you expect from a professional grade vehicle. Whether you're towing large trailers, hauling heavy payloads, or navigating demanding terrain, the Sierra 3500 HD is engineered to rise to the challenge.
Performance
The 2026 GMC Sierra 3500 HD is built around robust powertrain options designed to deliver impressive capability. A standard 6.6-liter V-8 gasoline engine provides strong, reliable output for everyday work demands. Drivers who need even more muscle can opt for the available 6.6-liter Duramax turbo-diesel V-8, which produces 470 horsepower and 975 pound-feet of torque - making this Sierra HD one of the most capable heavy-duty trucks in its class. With available Allison 10-speed automatic transmission on diesel configurations and best-in-class trailering and payload ratings, the Sierra 3500 HD handles what others can't.
Interior
Step inside the 2026 GMC Sierra 3500 HD and you'll find a well-designed cabin that balances work-ready practicality with genuine comfort. Available seating configurations accommodate up to six passengers, making the Sierra HD a versatile option for both crew transport and solo job site runs. Higher trim levels feature premium materials, including leather-appointed seating and real open-pore wood accents that elevate the overall feel. Front and rear parking sensors, available heated and ventilated front seats, and a configurable center console with ample storage round out a thoughtfully organized interior that drivers in Burlington, Wisconsin will appreciate on long hauls.
Technology
The 2026 Sierra 3500 HD comes equipped with a standard 13.4-inch diagonal touchscreen infotainment system on most trims, providing easy access to navigation, media, and vehicle settings. Wireless Apple CarPlay and Android Auto compatibility keep you connected without the cable clutter. Available Super Cruise - GMC's hands-free driver assistance technology - adds a new dimension of confidence on compatible highways. The available 15-inch diagonal head-up display, Multiple Pro Safety camera system with up to 14 camera views, and Transparent Trailer technology all help drivers manage large loads with greater precision and awareness.
Safety
Safety is a cornerstone of the 2026 GMC Sierra 3500 HD's engineering. Standard features include automatic emergency braking, forward collision alert, and a rear-vision camera to cover the basics on every model. Available driver assistance technologies include lane change alert with side blind zone alert, rear cross traffic alert, and front and rear park assist. The Sierra HD's ProGrade trailering system integrates trailer sway control and hill start assist, giving drivers added peace of mind when towing heavy equipment or large recreational trailers on steep grades.
Trims
The 2026 GMC Sierra 3500 HD is offered across a well-structured lineup that caters to a range of buyers. The Pro trim serves as a capable starting point with a focus on work-ready essentials. The SLE builds on that foundation with enhanced comfort and connectivity features. The SLT adds premium interior appointments and additional technology content. Off-road-focused buyers will appreciate the AT4, which brings skid plates, off-road suspension, and MultiMatic DSSV dampers. At the top of the range, the Denali and Denali Ultimate trims deliver a luxury truck experience with the finest materials and most advanced features available.
The 2026 GMC Sierra 3500 HD is a compelling choice for drivers who demand heavy-duty capability paired with modern refinement. From the powerful Duramax diesel engine to the premium Denali trim appointments, this truck is ready to work as hard as you do. Stop by and explore the Sierra HD lineup to find the configuration that fits your needs.
*Dealer Discount applies to everyone
MSRP may not represent actual sales price.
Fuel Efficiency estimates are per EPA Estimates.
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**With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 4.9% interest and 20% downpayment.
The Manufacturer’s Suggested Retail Price excludes tax, title, license, $599 service fees and optional equipment. Dealer sets final price.
*Lynch Market Adjustments are based on the supply and demand of vehicles as well as the current market situation. This takes into account all factors including any shortages that exist. New vehicle pricing includes all offers and incentives.
*Any MPG listed is based on model year EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid only) and other factors.
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.