This 2015 GMC Sierra 2500HD SLT Crew Cab represents serious hauling capability wrapped in a refined package. Powered by the legendary 6.6L Duramax V8 Turbodiesel paired with the smooth-shifting Allison 1000 6-Speed Automatic transmission, this 4WD workhorse delivers the torque and reliability that Sierra owners demand. The cocoa and dune leather interior with heated and cooled front bucket seats creates a commanding yet comfortable driving experience. Key Features: - 6.6L Duramax Diesel Turbocharged Engine - Allison 1000 6-Speed Automatic Transmission - Heated and Cooled Perforated Leather Front Bucket Seats - Power Sunroof - Spray-On Bed Liner - Heated Power-Adjustable Outside Mirrors with Manual-Folding Camper Extensions - Trailering Wiring for Camper, Fifth Wheel and Gooseneck Trailers - Ultrasonic Front and Rear Park Assist - OnStar 4G LTE Wi-Fi Hotspot - Rear Vision Camera with Dynamic Guide Lines This truck has been a dependable partner with its diesel efficiency and proven engineering. The SLT trim offers generous amenities including leather appointments, power adjustments, and technology features like Bluetooth connectivity and SiriusXM satellite radio. When you're ready to experience the capability and comfort this Sierra delivers, come see it in person.