Sierra 2500

Denali

Spider

AWD4WD

8-Cylinder Turbo

Diesel

Experience the ultimate in power, capability, and premium comfort with the 2026 GMC Sierra 2500HD Denali. This exceptional heavy-duty truck is built to conquer any task, whether you're hauling heavy loads, towing your prized possessions, or exploring the great outdoors. Sierra 2500HD For Sale 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) Denali Reserve Package Gooseneck/5th Wheel Prep Package Snow Plow Prep/Camper Package Technology Package X31 Off-Road Package Power Sunroof Hill Descent Control 220-Amp Alternator Inside Rearview Auto-Dimming Rear Camera Mirror Multicolor 15&quot; Diagonal Head-Up Display The Sierra 2500HD Denali is powered by the legendary Duramax 6.6L V8 Turbodiesel engine, delivering an incredible 470 horsepower and an astounding 975 lb-ft of torque. This engine is paired with a smooth-shifting 10-speed automatic transmission and the confidence of 4-wheel drive, making it a true workhorse that can handle any job with ease. Beyond its impressive performance, the Denali trim elevates the Sierra 2500HD with a wealth of premium features. Indulge in the comfort of heated and ventilated front seats, a heated steering wheel, and a Bose premium audio system. Stay connected with the latest technology, including a head-up display, wireless charging, and a suite of advanced safety features like Automatic Emergency Braking and Rear Cross Traffic Alert. Whether you're towing a heavy trailer, navigating challenging off-road terrain, or simply enjoying the daily commute, the 2026 GMC Sierra 2500HD Denali is the ultimate heavy-duty truck that combines uncompromising capability with unparalleled luxury. Experience the difference for yourself and schedule a test drive today. Welcome to Castle Buick GMC, your trusted Buick and GMC dealership in North Riverside, IL, proudly serving North Riverside, Cicero, Chicago, and surrounding suburbs. Explore our full lineup of new Buick vehicles, including the Buick Envista, Encore GX, Envision, and the three-row Enclave. On the GMC side, we offer a wide selection of new SUVs and trucks, including the GMC Terrain, Acadia, Yukon, Sierra 1500, and heavy-duty Sierra HD. Each model is available in a variety of trims to match your style and performance needs. At Castle Buick GMC, we provide competitive pricing, flexible financing options, and a friendly, expert sales team ready to help you find the perfect new Buick or GMC vehicle. Browse our new Buick and GMC inventory online or visit our North Riverside showroom today. Contact our sales team at 708-526-8906 . Price does not include tax, title, and a doc fee of $367.70.

New 2026 GMC Sierra 2500 Denali w/ Denali Reserve Package

New 2026 GMC Sierra 2500 Denali w/ Denali Reserve Package North Riverside IL 60546

Denali Reserve Package

Gooseneck/5th Wheel Prep Package

Snow Plow Prep/Camper Package

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Castle Buick GMC

 for sale near you in North Riverside, IL. Get more information and car pricing for this vehicle on Autotrader.

New 2026 GMC Sierra 2500 Denali w/ Denali Reserve Package for sale in North Riverside, IL 60546: Truck Details - 765716951 - Autotrader

MSRP	$91,084
Listing Price	$82,797

New 2026 GMC Sierra 2500

w/ Denali Reserve Package Denali