This 2015 GMC Sierra 2500HD Denali represents a capable workhorse built for those who demand serious towing and hauling capability combined with genuine comfort and refinement. - 6.6L V8 Diesel Turbocharged Duramax engine with 397 hp and 765 lb-ft of torque - Allison 1000 6-speed automatic transmission with electronic engine grade braking and tow/haul mode - Heavy-duty trailering equipment with camper, fifth wheel, and gooseneck provisions - Heated and cooled front bucket seats with perforated leather trim - Dual-zone automatic climate control with rear window defroster - Navigation system with SiriusXM satellite radio and Bose sound system - Heated leather steering wheel with power-adjustable pedals - Chrome power-adjustable heated outside mirrors with turn signal indicators - Ultrasonic front and rear park assist with rear vision camera - OnStar 4G LTE Wi-Fi hotspot with directions and connections service - Electronic shift transfer case with 4WD capability - Auto-dimming rear-view mirror and exterior parking camera - 20-inch chrome cast aluminum wheels - Exhaust brake and high idle switch for enhanced diesel performance Built on the Duramax Plus Package platform, this Sierra 2500HD combines serious diesel power with the refinement expected from the Denali designation. The 6.6L turbocharged diesel engine delivers substantial torque for towing and work applications, while the Allison transmission provides the durability and control required for demanding tasks. The engine block heater ensures reliable cold-weather starts. Inside, the Denali trim elevates the experience with heated and cooled leather bucket seats, dual-zone climate control, and a heated steering wheel. The navigation system integration with SiriusXM satellite radio keeps you connected throughout your journey. Memory seat settings and power-adjustable pedals personalize your driving position for maximum comfort during long days behind the wheel. The truck's exterior presents a commanding appearance with its black finish, chrome details, and distinctive Denali badging. Chrome door handles, bodyside moldings, and power-folding heated mirrors with integrated turn signals create a cohesive, upscale look. The 20-inch chrome cast aluminum wheels contribute to both style and durability. Safety and convenience features throughout the cabin include electronic stability control, brake assist, and traction control. The ultrasonic park assist system with rear vision camera and dynamic guide lines makes maneuvering easier, whether parking in tight spaces or backing up with a trailer. OnStar emergency communication and the 4G LTE Wi-Fi hotspot provide added security and connectivity. This Sierra 2500HD Denali is ready to handle whatever you require, whether that's serious towing, work-site hauling, or comfortable highway cruising. The combination of diesel efficiency, proven Allison transmission technology, and Denali-level appointments makes this truck a refined choice for those who refuse to compromise on capability or comfort. We invite you to experience this truck firsthand. Visit our showroom to sit inside, review the comprehensive equipment list, and discuss how this Sierra can serve your specific needs.
