Sierra 3500HD Denali, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, Allison 1000 6-Speed Automatic, 4WD, Dark Slate Metallic, Jet Black Leather, 110-Volt AC Power Outlet, 7 Speakers, Air Conditioning, AM/FM radio: SiriusXM, Automatic temperature control, Bose Speaker System, CD player, Driver Alert Package, Dual-Zone Automatic Climate Control, Duramax Plus Package, Electric Rear-Window Defogger, Front dual zone A/C, HD Radio, Memory seat, Navigation System, Off-Road Suspension Package, Pedal memory, Power driver seat, Power steering, Power Windows, Power windows, Preferred Equipment Group 5SA, Premium audio system: GMC Infotainment System, Radio: AM/FM/SiriusXM w/GMC Infotainment & Nav, Rear window defroster, Remote Keyless Entry, Remote keyless entry, Remote Vehicle Starter System, Single-Slot CD/MP3 Player, SiriusXM Satellite Radio, Standard Suspension Package, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Trailering Equipment.**Fox Valley Buick GMC never charges additional fees for any of our GM Certified vehicles. All Certified GM warranties & benefits are always included in the price you see! We also include a free oil change AND free car washes for life with every preowned vehicle! Contact us as (630) 584-6400 or visit us at FoxValleyBUICKGMC.com**Proudly serving the communities of Saint Charles, Geneva, Batavia, West Chicago, Schaumburg, Carol Stream, Bartlett, Hanover Park, Elgin, South Elgin, West Dundee, North Aurora, DeKalb, Rockford, Sycamore, Streamwood, Warrenville, Wayne, Naperville, Wheaton, Winfield, Gurnee, Elburn and Aurora. ... see more