2021 GMC Sierra 2500

6.6L V8 Turbo Diesel Engine, ALTERNATOR, 220 AMPS, Aluminum/Alloy Wheels, ASSIST STEPS, POWER-RETRACTABLE, Bed Liner, DENALI PREFERRED EQUIPMENT GROUP, DENALI ULTIMATE PACKAGE, Driver Alert 1 Pkg., Driver Alert 2 Pkg., EMISSIONS, FEDERAL REQUIREMENTS, ENGINE BLOCK HEATER, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, EXHAUST BRAKE, GMC MultiPro Tailgate, GVWR, 11,300 LBS. (5126 KG), HIGH IDLE SWITCH, JET BLACK, FORGE PERFORATED LEATHER SEAT TRIM, LICENSE PLATE KIT, FRONT, LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS, LPO, CONSOLE VAULT, LOCKABLE, LPO, GMC MULTIPRO TAILGATE STEP LIGHTS, MULTI-COLOR 15'' DIAGONAL HEAD-UP DISPLAY, ONYX BLACK, Power Driver's Seat, Power Running Boards, Power Sunroof, Pro Grade Trailering Pkg., REAR AXLE, 3.42 RATIO, REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING WITH FULL CAMERA DISPLAY, Rear Parking Sensors, SUNROOF, POWER, TECHNOLOGY PACKAGE, Towing/Camper Pkg, TRAILER TIRE PRESSURE MONITOR SENSORS, TRANSMISSION, ALLISON 10-SPEED AUTOMATIC, Univ Garage Door Opener, WINTER GRILLE COVER, Four wheel drive,Steering wheel audio controls,Steering wheel, leather-wrapped,Remote vehicle starter system,Floor covering, color-keyed carpeting,Steering wheel, heated,Door handles, chrome,Universal Home Remote,Hill descent control,Trailer brake controller, integrated,Cooling, external engine oil cooler,Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door,StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist,Glass, deep-tinted,Forward Collision Alert,Safety Alert Seat,Cooling, auxiliary external transmission oil cooler,CornerStep, rear bumper,Wheelhouse liners, rear,Mirror caps, chrome,Theft-deterrent system, unauthorized entry,Air conditioning, dual-zone automatic climate control,Cruise control, steering wheel-mounted,Steering column, manual Tilt-Wheel and telescoping,Tailgate and bed rail protection caps, top,Driver memory recalls driver presets for power driver seat and outside mirrors,Bumper, rear body-color with bumper CornerSteps,Wireless Charging,Radio, HD,Bumper, front, body-color lower,Following Distance Indicator,Air vents, rear,Seats, heated second row outboard seats,IntelliBeam, automatic high beam on/off,Rear seat reminder,Airbags, dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger a,Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors,Fog lamps, LED,Taillamps, LED signature taillight with LED stop and reverse light,Tailgate, GMC MultiPro Tailgate with six functional load/access features,Seat adjuster, driver 10-way power including lumbar,Seat adjuster, passenger 10-way power including lumbar,Compass, located in instrument cluster,E