Major Options / Build: Sunroof/Moonroof, Navigation System, Preferred Package, Backup Camera, Blind Spot Monitoring, Parking Sensors, Premium Package, Heated Seats, Android Auto, CarPlay

Additional Description: 2020 GMC Sierra 1500 AT4 Summit White 4WD 10-Speed Automatic EcoTec3 6.2L V8 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, 170 Amp Alternator, 18" x 8.5" Machined Aluminum Wheels, 2 USB Ports, 2 USB Ports (1st Row), 3.23 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, ABS brakes, Air Conditioning, All-Weather Floor Liners w/AT4 Logo (LPO), AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, AT4 Preferred Package, AT4 Premium Package, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Body-Color Surround Grille, Brake assist, Bumpers: body-color, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Delay-off headlights, Driver Alert Package I, 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, Floor-Mounted Center Console, 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, HD Radio, HD Rear Vision Camera, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver & Front Outboard Passenger Seating, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty Rear Locking Differential, High Gloss Black Mirror Caps, High-Capacity Air Filter, Hill Descent Control, Hitch Guidance, Hitch Guidance w/Hitch View, Illuminated entry, Integrated Trailer Brake Controller, In-Vehicle Trailering App, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, LED Cargo Area Lighting, Low tire pressure warning, Manual Tilt-Wheel & Telescoping Steering Column, Memory seat, Occupant sensing airbag, Off-Road Suspension, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Seat Trim, Perimeter Lighting, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power passenger seat, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Rear Defogger, Power steering, Power Sunroof, Power windows, Preferred Equipment Group 4SB, Premium audio system: Premium GMC Infotainment System, Premium Bose 7-Speaker Sound System, ProGrade Trailering System, Radio data system, Radio: Premium GMC Infotainment Sys w/Multi-Touch, Radio: Premium GMC Infotainment Sys w/Navigation, Rear Cross Traffic Alert, Rear Dual USB Charging-Only Ports, 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, Security system, SiriusXM w/360L, Speed control, Speed-sensing steering, Split folding rear seat, Spray-On Pickup Bed Liner w/AT4 Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Theft Deterrent System (Unauthorized Entry), Tilt steering wheel, Traction control, Trailering Package, Trip computer, Ultrasonic Front & Rear Park Assist, Universal Home Remote, Variably intermittent wipers, Ventilated Driver & Front Passenger Seats, Ventilated front seats, Voltmeter, Wheels: 20" x 9" Machined Aluminum, Wireless Charging, 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.Preferred Equipment Group 4SB,3.23 Rear Axle Ratio,Heavy-Duty Rear Locking Differential,18" x 8.5" Machined Aluminum Wheels,Wheels: 20" x 9" Machined Aluminum,Perforated Leather-Appointed Front Seat Trim,10-Way Power Driver Seat Adjuster w/Lumbar,Off-Road Suspension,Radio: Premium GMC Infotainment Sys w/Multi-Touch,Radio: Premium GMC Infotainment Sys w/Navigation,AT4 Preferred Package,AT4 Premium Package,Driver Alert Package I,Electric Rear-Window Defogger,Color-Keyed Carpeting Floor Covering,120-Volt Instrument Panel Power Outlet,Power Sunroof,Spray-On Pickup Bed Liner w/AT4 Logo,Deep-Tinted Glass,Front License Plate Kit,LED Cargo Area Lighting,6" Rectangular Black Tubular Assist Steps (LPO),Trailering Package,High-Capacity Air Filter,Integrated Trailer Brake Controller,OnStar & GMC Connected Services Capable,Driver Memory,Power Sliding Rear Window w/Rear Defogger,10-Way Power Passenger Seat Adjuster w/Lumbar,All-Weather Floor Liners w/AT4 Logo (LPO),GMC Connected Access Capable,Power Front Passenger Windows w/Express Up/Down,Power Rear Windows w/Express Down,Keyless Open & Start,Power Door Locks,Power Front Windows w/Driver Express Up/Down,Rear Wheelhouse Liners,Remote Vehicle Starter System,Hitch Guidance,Floor-Mounted Center Console,High Gloss Black Mirror Caps,Body-Color Surround Grille,Hill Descent Control,Wireless Charging,Heated Driver & Front Outboard Passenger Seating,Heated 2nd Row Outboard Seats,120-Volt Bed Mounted Power Outlet,Auxiliary External Transmission Oil Cooler,12-Volt Rear Auxiliary Power Outlet,Ventilated Driver & Front Passenger Seats,170 Amp Alternator,2 USB Ports,2 USB Ports (1st Row),Electrical Lock Control Steering Column,Manual Tilt-Wheel & Telescoping Steering Column,2-Speed Transfer Case,Perimeter Lighting,ProGrade Trailering System,Hitch Guidance w/Hitch View,In-Vehicle Trailering App,SiriusXM w/360L,HD Radio,Ultrasonic Front & Rear Park Assist,4.2" Diagonal Color Display Driver Info Center,Rear Cross Traffic Alert,Universal Home Remote,Red Recovery Hooks,Steering Wheel Audio Controls,Lane Change Alert w/Side Blind Zone Alert,Premium Bose 7-Speaker Sound System,6-Speaker Audio System Feature,Rear Dual USB Charging-Only Ports,Theft Deterrent System (Unauthorized Entry),HD Rear Vision Camera,4G LTE Wi-Fi Hotspot Capable,4-Wheel Disc Brakes,6 Speakers,Air Conditioning,Electronic Stability Control,Front Bucket Seats,Front Center Armrest,Tachometer,Voltmeter,ABS brakes,Auto-dimming door mirrors,Automatic temperature control,Brake assist,Bumpers: body-color,Delay-off headlights,Driver door bin,Driver vanity mirror,Dual front impact airbags,Dual front side impact airbags,Front anti-roll bar,Front dual zone A/C,Front fog lights,Front reading lights,Front wheel independent suspension,Fully automatic headlights,Heated door mirrors,Heated front seats,Heated rear seats,Heated steering wheel,Illuminated entry,Low tire pressure warning,Memory seat,Occupant sensing airbag,Outside temperature display,Overhead airbag,Overhead console,Panic alarm,Passenger door bin,Passenger vanity mirror,Power door mirrors,Power driver seat,Power passenger seat,Power steering,Power windows,Radio data system,Rear reading lights,Rear seat center armrest,Rear step bumper,Rear window defroster,Remote keyless entry,Security system,Speed control,Speed-sensing steering,Split folding rear seat,Steering wheel mounted audio controls,Telescoping steering wheel,Tilt steering wheel,Traction control,Trip computer,Variably intermittent wipers,Ventilated front seats,Auto-dimming Rear-View mirror,Compass,Roadside assistance coverage: 60 months/60,000miles,AM/FM radio: SiriusXM with 360L,Premium audio system: Premium GMC Infotainment System,Apple CarPlay/Android Auto