Major Options / Build: Navigation System, Adaptive Cruise Control, Alloy Wheels, Preferred Package, Blind Spot Monitoring, Trailer Package, Premium Plus Package, Parking Sensors, Heated Seats, Android Auto, CarPlay, SL Package, SLT Package, Convenience Package

Additional Description: 2020 GMC Sierra 1500 SLT Summit White 22/26 City/Highway MPGDriver Alert Package I,Driver Alert Package II,Preferred Equipment Group 4SA,SLT Convenience Package,SLT Preferred Package,SLT Premium Plus Package,Trailering Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM with 360L,HD Radio,Premium audio system: Premium GMC Infotainment System,Premium Bose 7-Speaker Sound System,Radio data system,Radio: Premium GMC Infotainment Sys w/Multi-Touch,Radio: Premium GMC Infotainment Sys w/Navigation,SiriusXM w/360L,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,12-Volt Rear Auxiliary Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Electrical Lock Control Steering Column,Heavy Duty Suspension,Manual Tilt-Wheel & Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Brake assist,Electronic Stability Control,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Adaptive Cruise Control - Camera,Speed control,Heavy-Duty Rear Locking Differential,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Engine Block Heater,Auto-dimming door mirrors,Bumpers: chrome,Chrome Grille,Chrome Wheel To Wheel Assist Steps,Front License Plate Kit,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Power door mirrors,ProGrade Trailering System,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bed Liner w/GMC Logo,2 USB Ports (1st Row),4G LTE Wi-Fi Hotspot Capable,All-Weather Floor Liner (LPO),Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,GMC Connected Access Capable,Heated steering wheel,Illuminated entry,Lane Change Alert w/Side Blind Zone Alert,Lane Keep Assist w/Lane Departure Warning,OnStar & GMC Connected Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear Dual USB Charging-Only Ports,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wireless Charging,10-Way Power Driver Seat Adjuster w/Lumbar,10-Way Power Passenger Seat Adjuster w/Lumbar,Front 40/20/40 Split-Bench Seat,Front Bucket Seats,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Perforated Leather-Appointed Front Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Front Center Armrest w/Storage,Passenger door bin,Front Frame-Mounted Black Recovery Hooks,Hitch Guidance,Hitch Guidance w/Hitch View,Integrated Trailer Brake Controller,In-Vehicle Trailering App,20" x 9" Polished Aluminum Wheels,Alloy wheels,Deep-Tinted Glass,Power Sliding Rear Window w/Rear Defogger,Variably intermittent wipers,3.23 Rear Axle Ratio