CARFAX One-Owner. Well Maintained.2020 GMC Sierra 1500 AT4 10-Speed Automatic, 4WD, Dark Walnut/Slate w/Perforated Leather-Appointed Front Seat Trim, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 170 Amp Alternator, 18 x 8.5 Machined Aluminum Wheels, 2 USB Ports, 2 USB Ports (1st Row), 220 Amp Alternator, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 4.2 Diagonal Color Display Driver Info Center, 4 Round Black Tubular Assist Steps (LPO), 4G LTE Wi-Fi Hotspot Capable, 6 Speakers, 6-Speaker Audio System Feature, 8 Driver Information Center, ABS brakes, Adaptive Cruise Control - Camera, Air Conditioning, All-Weather Floor Liners w/AT4 Logo (LPO), Alloy wheels, 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 Emergency Braking, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Bed View Camera, 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 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, 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 Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Connected Access Capable, HD Radio, HD Rear Vision Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Heated 2nd Row Out