Used 2021 Gmc Sierra 3500 HD Denali

The 2021 GMC Sierra 3500 HD Denali is a heavy-duty luxury pickup that blends brute strength with upscale refinement. Under the hood, it features a 6.6-liter Duramax turbo-diesel V8 engine delivering 445 horsepower and a massive 910 lb-ft of torque, paired with a 10-speed Allison automatic transmission. This setup provides exceptional towing capability—up to 36,000 pounds when properly equipped—and confident highway performance even under load. The Denali trim is the top-tier offering, loaded with premium features like perforated leather seating, open-pore wood trim, a head-up display, and a large touchscreen infotainment system with navigation, Apple CarPlay, and Android Auto. It also includes advanced driver aids such as lane departure warning, forward collision alert, and a surround-view camera system. The cabin is quiet and spacious, with heated and ventilated front seats and a rear seat that folds for extra storage. Fuel economy isn’t officially rated due to its heavy-duty classification, but owners typically report around 15–17 mpg combined. Visit us today to take a closer look and experience it firsthand!

• Navigation system
• Lane departure
• Leather upholstery
• Automatic temperature control
• Premium audio system
• Wireless phone connectivity
• Parking sensors
• Exterior parking camera front
• Exterior parking camera left
• Exterior parking camera right
• Exterior parking camera rear
• Front dual zone A/C
• Memory seat
• Power driver seat
• Power steering
• Power windows
• Remote keyless entry
• Steering wheel mounted audio controls
• Traction control
• 4-Wheel Disc Brakes
• ABS brakes

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