The 2015 GMC Sierra 2500HD Denali blends heavy-duty capability with premium refinement and bold, commanding style. Powered by a formidable 6.6-liter Duramax Turbo-Diesel V8 engine producing 397 horsepower and an impressive 765 lb-ft of torque, it s paired with a durable 6-speed automatic transmission for confident towing, hauling, and smooth highway performance. Its heavy-duty suspension, reinforced frame, and available four-wheel drive deliver exceptional strength while maintaining a composed, comfortable ride. The exterior showcases Denali s signature chrome grille, projector-beam headlamps with LED accents, chrome mirror caps and trim, integrated side steps, and striking polished alloy wheels. Inside, the cabin is crafted with premium materials and thoughtful design. Perforated leather-appointed seating, heated and ventilated front seats, a heated steering wheel, real aluminum trim, and soft-touch surfaces create a first-class driving environment. The spacious crew cab configuration provides generous rear-seat legroom. Dual-zone automatic climate control ensures personalized comfort for driver and passengers alike. The intuitive infotainment system features a large touchscreen display with navigation, Apple CarPlay and Android Auto compatibility, Bluetooth connectivity, a premium Bose audio system, and multiple USB ports. Additional conveniences such as remote start, keyless entry with push-button start, adjustable power pedals, and a power-sliding rear window enhance everyday usability. Safety technologies include forward collision alert, lane departure warning, front and rear park assist, a rearview camera, trailer brake controller, stability and traction control, anti-lock brakes, hill start assist, and a comprehensive airbag system for added peace of mind. Powerful, refined, and exceptionally well-equipped, the 2015 GMC Sierra 2500HD Denali delivers heavy-duty performance, advanced technology, and premium comfort in a capable full-size truck built to handle demanding tasks with confidence. Import Exchange, Inc 19118 104th Ave, Mokena, IL 60448 (708) 326-4600