"Elevate your driving experience with the exceptional 2026 GMC Sierra 2500HD Denali. This powerful and versatile truck is engineered to conquer any terrain, while offering unparalleled comfort and technology. Boasting a Duramax 6.6L V8 Turbodiesel engine, this Sierra 2500HD delivers an impressive 470 horsepower and an astounding 975 lb-ft of torque, ensuring effortless towing and hauling capabilities. Paired with a 10-speed automatic transmission and 4-wheel drive, this truck is ready to tackle any challenge with confidence. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) - 3 Years SiriusXM - Bose Premium 7-Speaker Sound System - Heated/Cooled Leather Seats - Spray-on Pickup Bedliner with GMC Logo - Wireless Charging - Trailer Cam Provisions and Trailer Viewing Software Step inside the Denali and experience the epitome of luxury. Sink into the plush, heated and ventilated leather-appointed seats, while the Bose premium sound system envelops you in crystal-clear audio. Stay connected with the advanced GMC Infotainment System, complete with wireless Apple CarPlay and Android Auto compatibility. Enhancing your driving experience, the Sierra 2500HD Denali offers a host of advanced safety features, including Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert. The Multicolor 15"" Diagonal Head-Up Display keeps vital information at your fingertips, while the Ultrasonic Front and Rear Park Assist ensures confident maneuvering, even in tight spaces. Whether you're tackling tough jobs or embarking on adventures, the 2026 GMC Sierra 2500HD Denali is the ultimate companion. Its uncompromising capability, refined interior, and cutting-edge technology make it a standout in the heavy-duty truck segment. ""Why buy from Greg Lair GMC"" you may ask...Greg Lair GMC is locally owned and operated and has been serving customers in the Amarillo, Lubbock, Clovis and surrounding panhandle and Tri-State area for over 30 years! You are our first priority! Greg Lair is home of the FREE LIFETIME POWERTRAIN WARRANTY for vehicles in our inventory with less than 100k miles on them at time of sale for your peace of mind! Our sales and service staff are friendly and knowledgeable and ready to provide you with a hassle free purchasing experience! At Greg Lair GMC all of our vehicles undergo a thorough multi-point vehicle inspection by certified GM Technicians to ensure that your next vehicle meets or exceeds industry performance and safety standards! Call or come by today for your very own personalized demonstration of the finest vehicles on the road today!"