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Map 2440 45th St, Highland, IN Today 9-7pm (219) 865-4400

2021 GMC Sierra 2500HD

View GMC Sierra HD Inventory at Circle Buick GMC!

The Sierra 2500 Heavy Duty is returning to the GMC lineup with its well-known capability and versatility. New for the 2021 model year is the Sierra 2500HD X31 package, giving the 2500HD more off-road capability. Meanwhile, the Denali Black Diamond Edition adds a truckload of exclusive options like a sunroof and power sidesteps. The Sierra 2500HD will offer a standard 6.6L V8, while a 6.6L Duramax TurboDiesel V8 is an available option. With both potent engines and an extensive list of standard and available features, the Sierra 2500HD is sure to please anyone searching for the ultimate heavy-duty truck! Continue reading below to learn more!


What Engines and Drivetrains Come with the Sierra 2500HD?

As previously mentioned, the 2500HD comes standard with a powerful 6.6L V8 engine capable of producing 401 horsepower and 464 lb-ft of torque. The engine is mated to a 6-speed automatic transmission and can take over two tons of cargo in the bed and haul up to 21,130 pounds. The available 6.6L TurboDiesel V8 offers a whopping 445 horsepower and 910 lb-ft of torque for a towing capacity of up to 35,000 pounds and a maximum payload capacity of almost 7,500 pounds! The Duramax TurboDiesel engine is mated to an Allison 10-speed automatic transmission for smooth shifting and even torque distribution. The 2500HD comes standard in two-wheel drive while four-wheel drive is optional, and the option for dual rear wheels is still available.

What Are the Trim Levels and Features of the 2021 Sierra 2500HD?

The 2021 GMC Sierra 2500HD lineup starts with the SLE and SLT trims which include standard features like 18-inch wheels, StabiliTrak stability control system with Proactive Roll, signature LED exterior lighting, daytime running lights, a backup camera, hitch guidance, an 8-inch infotainment touchscreen, Apple CarPlay/Android Auto, Bluetooth, four USB ports, and more. The 2500HD AT4 features off-roading Rancho suspension and skid plates, exclusive black chrome exterior accents, the world's first six-function MultiPro tailgate, and an electronic locking rear differential. The Denali features the iconic chrome grille, a newly standard 360-degree camera, a bed view camera, authentic open-pore ash wood, and brushed aluminum dash trim, and much more. The Denali Black Diamond Edition features a power sunroof, power retractable running boards, LED perimeter lights, an auxiliary trailer camera, Ebony Twilight Metallic exterior paint, 20-inch Gloss Black alloy wheels, premium all-weather floor mats, and more.

2021 GMC Sierra 2500HD Safety and Security

The body of the Sierra 2500HD sits on a high-strength frame to protect against the front, rear, and side impact. The truck features dual-stage frontal airbags that can deploy at one of two speeds depending on vehicle speed, crash severity, occupant size, seat position, and seatbelt use. Driver-assist technologies that are available to the 2500HD lineup include blindspot monitoring with rear cross-path detection, a camera system with 15 different view modes, full-speed forward collision mitigation, automatic emergency braking, lane departure warning, and active lane control. The surround-view camera system offers a "transparent" mode which allows the driver to virtually see behind the vehicle as if the attached trailer weren't there.


2021 GMC Sierra 2500HD at Circle Buick GMC

The Sierra 2500HD by GMC is one of the toughest competitors in the heavy-duty pickup class. If you're interested in the 2021 Sierra 2500HD, we invite you to schedule a test drive here at Circle Buick GMC in Highland, Indiana. A friendly sales team member will be happy to help you find the perfect pickup for you, show you the features, and accompany you on a test drive. If you prefer, you can also check out our full inventory right here on our website to start your search today! From all of us here at Circle Buick GMC, we look forward to earning your business!

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Circle Buick GMC
2440 45th St
Highland, IN 46322
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Sales: (219) 865-4400
Service: (219) 865-4500

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