Full Description: Summit White 2018 GMC Sierra 2500HD SLT 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic, 4WD, jet black Leather, 110-Volt AC Power Outlet, 4.2 Diagonal Color Display Driver Info Center, Auto-Dimming Inside Rear-View Mirror, Bluetooth® For Phone, Bose 6 Speaker Sound System, Chrome Bodyside Moldings, Chrome Door Handles, Chrome Mirror Caps, Chrome Power-Adjustable Heated Outside Mirrors, Color-Keyed Carpeted Floor Mats, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Digital Steering Assist, Driver and Front Passenger Vanity Mirror Visors, Dual-Zone Automatic Climate Control, Duramax Plus Package, Electric Rear-Window Defogger, Electronic Shift Transfer Case, EZ-Lift and Lower Tailgate, Front Halogen Fog Lamps, GMC 4G LTE, GMC Connected Access, HD Radio, Heated Power-Adjustable Outside Mirrors, Heavy-Duty Handling/Trailering Suspension Package, Leather-Wrapped Steering Wheel, LED Cargo Box Lighting, Manual Tilt-Wheel/Telescoping Steering Column, Navigation System, OnStar and GMC Connected Services Capable, Power Windows w/Driver Express Up and Down, Power-Adjustable Pedals For Accelerator and Brake, Preferred Equipment Group 4SA, Radio: AM/FM/SiriusXM/HD w/Navigation, Rear 60/40 Folding Bench Seat (Folds Up), Rear Wheelhouse Liners, Remote Keyless Entry, Remote Locking Tailgate, Remote Vehicle Starter System, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), Trailer Brake Controller, Trailering Equipment, Ultrasonic Front and Rear Park Assist, Universal Home Remote.Recent Arrival!4X4 chrome badge (Included and only available with 4X4 models.),Bumper, front chrome, rear chrome with bumper CornerSteps (Requires (E63) pickup box.),Capless Fuel Fill (Requires gas engine and (E63) pickup box.),CornerStep, rear bumper (Requires (E63) pickup box.),Door handles, chrome,Fog lamps, front, halogen,Glass, deep-tinted,Grille surround,Headlamps, high intensity discharge (HID) projector-beam with GMC signature LED lighting,Lamps, cargo area, cab mounted with switch on center switch bank,LED Lighting, cargo box with switch on center switch bank (Deleted when (ZW9) pickup box delete is ordered.) (Deleted with (ZW9) pickup box delete.),Mirror caps, body-color (Included and only available with (GAT) All Terrain HD Package.) (Included and only available with (GAT) All Terrain Package and mirror caps will be Black.),Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming with integrated turn signal indicators and puddle lamps (includes drivers side spotter mirror),Moldings, bodyside,Remote Locking Tailgate,Tailgate and bed rail protection caps, top,Tailgate, EZ-Lift and Lower (Deleted with (ZW9) pickup box delete.),Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.),Tires, LT265/70R18E all-season, blackwall,Wheelhouse liners, rear (Requires Crew Cab or Double Cab model. Deleted with (ZW9) pickup box delete.),Wheels, 18' (45.7 cm) chromed aluminum includes 18' x 8' (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Upgradeable to (PYU) 20' (50.8 cm) polished aluminum wheels.),Air conditioning, dual-zone automatic climate control Only available on Crew Cab and Double Cab models.,Assist handle, front passenger and driver on A-pillars,Cruise control, steering wheel-mounted,Defogger, rear-window electric,Door locks, power,Driver Information Center, 4.2-inch diagonal color display includes driver personalization, warning messages and vehicle information,Floor covering, color-keyed carpeting with rubberized vinyl floor mats,Floor mats, color-keyed carpeted first and second row,Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure,Mirror, inside rearview auto-dimming,Pedals, power-adjustable for Crew Cab and Double Cab models,Power outlet, 110-volt AC,Remote Keyless Entry,Remote vehicle starter system,LEATHER SEATS Seat trim, Leather-appointed front seats,Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor),Seating, heated driver and front passenger Only available on Crew Cab and Double Cab models.,LEATHER SEATS Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2- position driver memory and adjustable outboard head restraints. (Upgradeable to (AN3) front full-feature leather-appointed bucket seats.),Steering column, manual Tilt-Wheel and telescoping,Steering wheel audio controls,Steering wheel, leather-wrapped with audio and cruise controls,Theft-deterrent system, unauthorized entry,Universal Home Remote (Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered.),Visors, driver and front passenger illuminated vanity mirrors,Windows, power with driver express up and down and express down on all other windows,Air cleaner, high-capacity,Alternator, 150 amps,Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power,Brakes, 4-wheel antilock, 4-wheel disc with DuraLife brake rotors,Cargo tie downs (4), movable upper (Requires (E63) pickup box.) (Not available with (ZW9) pickup box delete.),Cooling, auxiliary external transmission oil cooler, external engine oil cooler,Differential, heavy-duty locking rear,Vortec 6.0L Variable Valve Timing V8 SFI, E85-compatible, FlexFuel capable of running on unleaded or up to 85% ethanol (360 hp [268.4 kW] @ 5400 rpm, 380 lb-ft of torque [515.0 N-m] @ 4200 rpm (Does not include E85 capability with (ZW9) pickup box delete.),Exhaust, aluminized stainless-steel muffler and tailpipe,Four wheel drive,Frame, fully-boxed, hydroformed front section,GVWR, 9500 lbs. (4309 kg) (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine. Not available with TK25943 or TC25903 model.),Pickup box,Rear axle, 4.10 ratio (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine.),Recovery hooks, frame-mounted, black,Steering, Digital Steering Assist (Requires Crew Cab model or Double Cab model equipped with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.), Recirculating Ball with smart flow power steering system,Suspension Package, Handling/Trailering, heavy-duty includes 51mm twin tube shock absorbers and 33mm front stabilizer bar,Trailer brake controller, integrated (Standard with (E63) pickup box.),Trailering equipment Trailering hitch platform 2.5' with a 2.0' insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps (Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.),Transfer case, electronic shift with rotary dial controls (Requires 4WD models.),6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine.),4-Wheel Disc Brakes,A/C,ABS,Adjustable Pedals,Adjustable Steering Wheel,AM/FM Stereo,Auto-Dimming Rearview Mirror,Auxiliary Audio Input,Back-Up Camera,Bluetooth Connection,CD Player,Climate Control,Cruise Control,Daytime Running Lights,Diesel Fuel,Driver Air Bag,Driver Illuminated Vanity Mirror,Driver Restriction Features,Driver Vanity Mirror,Floor Mats,Fog Lamps,Four Wheel Drive,Front Head Air Bag,Front Side Air Bag,HD Radio,Heated Mirrors,HID headlights,Integrated Turn Signal Mirrors,Keyless Entry,Leather Steering Wheel,Locking/Limited Slip Differential,MP3 Player,Multi-Zone A/C,Passenger Air Bag,Passenger Air Bag On/Off Switch,Passenger Illuminated Visor Mirror,Passenger Vanity Mirror,Power Door Locks,Power Folding Mirrors,Power Mirror(s),Power Steering,Power Windows,Privacy Glass,Rear Defrost,Rear Head Air Bag,Remote Engine Start,Requires Subscription,Satellite Radio,Security System,Stability Control,Steering Wheel Audio Controls,Telematics,Tire Pressure Monitor,Tow Hitch,Tow Hooks,Traction Control,WiFi Hotspot