Major Options / Build: Sunroof/Moonroof, Navigation System, Technology Package, Backup Camera, Blind Spot Monitoring, Parking Sensors, 5th Wheel, Heated Seats, Ultimate Package, Android Auto, CarPlay

Additional Description: Onyx Black 2020 GMC Sierra 3500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black Leather.Preferred Equipment Group 5SA,3.73 Rear Axle Ratio,3.42 Rear Axle Ratio,Forge Perforated Leather-Appointed Seat Trim,10-Way Power Driver Seat Adjuster w/Lumbar,Denali Ultimate Package,Driver Alert Package II,Driver Alert Package I,Technology Package,Radio: AM/FM w/Prem GMC Infotainment System & Navi,Electric Rear-Window Defogger,OnStar & GMC Connected Services Capable,120-Volt Instrument Panel Power Outlet,Bed View Camera,Auto-Dimming Inside Rearview Mirror w/Camera,Power Sunroof,All-Weather Floor Liners (LPO),Spray-On Pickup Bed Liner w/Denali Logo,6" Rectangular Chromed Tubular Assist Steps,Front License Plate Kit,LED Cargo Area Lighting,Pickup Bed,Deep-Tinted Glass,Polished Exhaust Tip,Chrome Recovery Hooks,Gooseneck/5th Wheel Package,Integrated Trailer Brake Controller,Hitch Package (LPO),Engine Block Heater,Trailer Tire Pressure Monitor Sensors,220 Amp Alternator,2-Speed Active Transfer Case,Driver Memory,Power Sliding Rear Window w/Defogger,10-Way Power Passenger Seat Adjuster w/Lumbar,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,Remote Vehicle Starter System,Compass Located In Instrument Cluster,Floor-Mounted Center Console,Signature Denali Grille w/High Gloss Black Mesh,Safety Alert Seat,Winter Grille Cover,Exhaust Brake,Wireless Charging,Heated Driver & Front Outboard Passenger Seats,2nd Row Heated Outboard Seats,120-Volt Bed Mounted Power Outlet,12-Volt Rear Auxiliary Power Outlet,Ventilated Driver & Front Passenger Seats,2 USB Ports Inside Console,Electrical Lock Control Steering Column,Manual Tilt-Wheel/Telescoping Steering Column,ProGrade Trailering System,Hitch Guidance w/Hitch View,IntelliBeam Automatic High Beam On/Off,Heavy-Duty 80 Amp Battery,In-Vehicle Trailering System App,2 USB Ports (First Row),SiriusXM w/360L,HD Radio,Ultrasonic Front & Rear Park Assist,Following Distance Indicator,Forward Collision Alert,Rear Cross Traffic Alert,Lane Departure Warning System,Universal Home Remote,Automatic Emergency Braking,Steering Wheel Audio Controls,Lane Change Alert w/Side Blind Zone Alert,Bose Premium 7 Speaker Sound System,2nd Row Dual USB Charge-Only Ports,Unauthorized Entry Theft-Deterrent System,HD Rear Vision Camera,4G LTE Wi-Fi Hotspot Capable,Gooseneck/5th Wheel Prep Package,Multicolor 15" Diagonal Head-Up Display,HD Surround Vision w/2 Trailer View Camera Provisions,4-Wheel Disc Brakes,Air Conditioning,Electronic Stability Control,Front Bucket Seats,Front Center Armrest,Navigation System,Tachometer,Voltmeter,ABS brakes,Auto-dimming door mirrors,Automatic temperature control,Bodyside moldings,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,Garage door transmitter,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,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,Turn signal indicator mirrors,Variably intermittent wipers,Ventilated front seats,Auto-dimming Rear-View mirror,7 Speakers,Compass,Configurable,Auto High-beam Headlights,AM/FM radio: SiriusXM with 360L,Emergency communication system: OnStar and GMC connected services capable,Premium audio system: Premium GMC Infotainment System,Apple CarPlay/Android Auto