Major Options / Build: Leather Seats, Sunroof/Moonroof, Navigation System, Alloy Wheels, Preferred Package, Technology Package, Blind Spot Monitoring, Parking Sensors, Premium Package, Heated Seats, Android Auto, CarPlay, Bluetooth, Backup Camera, 5th Wheel

Additional Description: LIFTED! POWER STEPS ADDED! BED COVER! PREMIUM WHEELS AND TIRES! Summit White 2020 GMC Sierra 2500HD AT4 4D Crew Cab Duramax 6.6L V8 Turbodiesel 10-Speed Automatic 4WD DISCOVER THE DIFFERENCE! @ EverettBGMC.com, 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 12-Volt Rear Auxiliary Power Outlet, 2 USB Ports, 2 USB Ports (1st Row), 220 Amps Alternator, 2nd Row Dual USB Charge-Only Ports, 2-Speed Active Transfer Case, 3.42 Axle Ratio, 3.73 Rear Axle Ratio, 4.2'' Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 4-Wheel Disc Brakes, 6 Speakers, 6'' Rectangular Black Tubular Assist Steps (LPO), 6-Speaker Audio System Feature, 8'' Multicolor Driver Instrument Info Display, ABS brakes, Air Conditioning, AM/FM radio: SiriusXM, Apple CarPlay/Android Auto, AT4 Preferred Package, AT4 Premium Package, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Bed View Camera, Bose Premium 7 Speaker Sound System, Brake assist, Bumpers: body-color, Compass, Compass Located In Instrument Cluster, Deep-Tinted Glass, Delay-off headlights, Driver Alert Package I, Driver Alert Package II, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Connected Access Capable, Gooseneck/5th Wheel Package, Gooseneck/5th Wheel Prep Package, HD Radio, HD Rear Vision Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Heated & Ventilated Front Bucket Seats, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver & Front Outboard Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hill Descent Control, Hitch Guidance w/Hitch View, Illuminated entry, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, In-Vehicle Trailering System App, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Multicolor 15'' Diagonal Head-Up Display, Occupant sensing airbag, Off-Road Suspension, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Painted Black Surround Grille, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Seat Trim, Pickup Box, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power passenger seat, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Defogger, Power steering, Power Sunroof, Power windows, Power Windows w/Driver Express Up/Down, Preferred Equipment Group 4SB, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM w/Premium GMC Infotainment System, Radio: Premium GMC Infotainment Sys w/Navigation, Rear Camera Mirror, Rear Cross Traffic Alert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Red Recovery Hooks, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM w/360L, Speed control, Speed-sensing steering, Split folding rear seat, Spray-On Pickup Box Bed Liner w/AT4 Logo,4-Wheel Disc Brakes|ABS|ALTERNATOR 220 AMPS|AM/FM Stereo|AT4 PREFERRED EQUIPMENT GROUP includes standard equipment|AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window (IOT) 8" diagonal Premium GMC Infotainment with navigation (UQA) Bose Premium Audio System (U01) Roof Marker Lamps and (K4C) Wireless Charging|AT4 PREMIUM PACKAGE includes (PDO) AT4 Preferred Package (PQB) Driver Alert Package I (PYU) 20" (50.8 cm) machined aluminum with high gloss Black paint wheels and (RVQ) 6" Black rectangular assist steps LPO|AUDIO SYSTEM PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8" DIAGONAL COLOR TOUCH-SCREEN includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Android Auto and Apple CarPlay capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings. Includes greater memory. Includes (PZ8) Hitch Guidance with hitch view.)|AUTOMATIC EMERGENCY BRAKING|Aluminum Wheels|Auxiliary Audio Input|BED VIEW CAMERA camera in the CHMSL to show a view of the cargo bed includes Two Trailer Camera Provisions|BOSE SOUND SYSTEM PREMIUM 7-SPEAKER SYSTEM with Richbass woofer|Bed Liner|Bluetooth Connection|Bluetooth Connection|Bucket Seats|Conventional Spare Tire|Cooled Front Seat(s)|DRIVER ALERT PACKAGE I includes (UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting.|DRIVER ALERT PACKAGE II includes (UEU) Forward Collision Alert (UFL) Lane Departure Warning (UHY) Automatic Emergency Braking (TQ5) IntelliBeam headlamps and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat.)|DRIVER INFORMATION CENTER ENHANCED 8" DIAGONAL MULTICOLOR DIGITAL DISPLAY includes analog speedometer and tachometer gauges|Daytime Running Lights|Driver Adjustable Lumbar|ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)|ENGINE BLOCK HEATER|EXHAUST BRAKE|FOLLOWING DISTANCE INDICATOR|FORWARD COLLISION ALERT|FRONT AND REAR PARK ASSIST ULTRASONIC|Floor Mats|Fog Lamps|Four Wheel Drive|GOOSENECK / 5TH WHEEL PACKAGE includes (Z6A) Gooseneck / 5th Wheel Prep Package. (Includes (UVN) Bed View Camera.)|GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).|GVWR 11 350 LBS. (5148 KG)|HD Radio|HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS provides the driver with an overhead view of the scene around the vehicle on a center stack display|Heated Front Seat(s)|Heated Front Seat(s)|Heated Mirrors|Heated Rear Seat(s)|Heated Steering Wheel|INTELLIBEAM AUTOMATIC HIGH BEAM ON/OFF|Integrated Turn Signal Mirrors|JET BLACK WITH KALAHARI ACCENTS PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM|LAMPS SMOKED AMBER LED ROOF MARKER (LED)|LANE CHANGE ALERT WITH SIDE BLIND ZONE ALERT|LANE DEPARTURE WARNING|LICENSE PLATE KIT FRONT|LPO BLACK TUBULAR ASSIST STEPS 6" RECTANGULAR|Leather Seats|Leather Steering Wheel|Locking/Limited Slip Differential|MP3 Player|MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY|Mirror Memory|PICKUP BED includes bed assist step (STD)|Pass-Through Rear Seat|Passenger Adjustable Lumbar|Power Driver Seat|Power Folding Mirrors|Power Mirror(s)|Power Passenger Seat|Privacy Glass|REAR AXLE 3.42 RATIO|REAR CAMERA MIRROR INSIDE REARVIEW AUTO-DIMMING WITH FULL CAMERA DISPLAY|REAR CROSS TRAFFIC ALERT|Requires Subscription|Running Boards/Side Steps|SAFETY ALERT SEAT|SEATS FRONT BUCKET with center console (STD)|SUMMIT WHITE|SUNROOF POWER|Satellite Radio|Seat Memory