Why BUY from Twin City Buick GMC? When you choose this Summit White 2019 GMC Sierra 2500HD Denali with 142,446 miles, you are not just buying a used vehicle - you are investing in quality, reliability and peace of mind. Our clientele depend on us for Transparent Pricing, Convenience and, most importantly, Customer FIRST Service! No Accidents! One Owner! What this vehicle includes: Duramax Plus Package ($9,190 value)Chrome Power-Adjustable Heated Outside MirrorsDuramax 6.6L Turbo-Diesel V8 EngineAllison 1000 6-Speed Automatic Transmission with OverdriveChrome Recovery HooksEngine Block Heater ($100 value)Power Sunroof ($995 value)220 Amp Alternator ($150 value)Recovery Tow Hooks - Chrome ($250 value)Limited Promotion Option.Off-Road Suspension Package ($180 value)Includes twin tube Rancho brand shocks and hill descent control.Power Adjustable Vertical Trailering Mirrors ($295 value)Includes chrome outside heated power adjustable vertical trailering power-folding and manual extending mirrors w/ memory, integrated turn signal indicator consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power-adjustable), auxiliary cargo lamp for backing up and amber auxiliary clearance lamp.Gooseneck / 5th Wheel Prep Package ($370 value)Includes hitch platform w/ tray to accept ball and drilled box holes with caps installed and box mounted 7-pin trailer harness.All-Weather Floor Liner ($210 value)Limited Promotion Option. Convenience Cruise control maintains a preset vehicle speed; automatically increasing or decreasing throttle to maintain that speed.Safety and Security The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display. Brake assist senses panic braking from the speed of the brake pedal's travel and applies all available power brake boost.Technology and Telematics Without the need for a manufacturer specific app to be installed on the smart device, the vehicle infotainment system can access and control functions of a smart device physically plugged-into the vehicle. Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network. EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, ALLISON 1000 6-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 10,000 LBS. (4536 KG), REAR AXLE, 3.73 RATIO, WHEELS, 20" (50.8 CM) CHROMED CAST ALUMINUM, TIRES, LT265/60R20E ALL-TERRAIN, BLACKWALL, PAINT, SOLID, SEATS, FRONT FULL-FEATURE LEATHER-APPOINTED BUCKET, COCOA/DARK SAND, PERFORATED LEATHER-APPOINTED SEAT TRIM, AUDIO SYSTEM, 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM, AM/FM/SIRIUSXM, HD RADIO, DURAMAX PLUS PACKAGE, GOOSENECK / 5TH WHEEL PREP PACKAGE, SUSPENSION PACKAGE, OFF-ROAD, ENGINE BLOCK HEATER, HILL DESCENT CONTROL, ALTERNATOR, 220 AMPS, LPO, CHROME RECOVERY HOOKS, EXHAUST BRAKE, SUNROOF, POWER, MIRRORS, OUTSIDE HEATED POWER-ADJUSTABLE VERTICAL TRAILERING, MEMORY EQUIPPED, UPPER GLASS, POWER-FOLDING AND MANUAL EXTENDING, CHROME, LPO, ALL-WEATHER FLOOR LINER, ENGINE BLOCK HEATER CREDIT Come on in to Twin City Buick GMC today at 3046 Airport Highway Alcoa TN 37701 or call to schedule a test drive!