Used 2021 GMC Sierra for sale in Frederick

Seller description

Preferred Equipment Group 4SB,3.23 Rear Axle Ratio,Auto-Locking Rear Differential,18" x 8.5" Machined Aluminum Wheels,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,Color-Keyed Carpeting Floor Covering,Front Prem Floor Liners w/Removable Carpet Insert,OnStar & GMC Connected Services Capable,120-Volt Instrument Panel Power Outlet,Heated 2nd Row Outboard Seats,Spray-On Pickup Bed Liner w/AT4 Logo,Front License Plate Kit,LED Cargo Area Lighting,220 Amp Alternator,Engine Block Heater,Trailering Package,Heavy-Duty Air Filter,Integrated Trailer Brake Controller,Electric Rear-Window Defogger,Deep-Tinted Glass,Skid Plates,SiriusXM w/360L,Driver Memory,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,Rear Wheelhouse Liners,Rear Prem Floor Liners w/Removable Carpet Insert,Remote Vehicle Starter System,Hitch Guidance,Floor-Mounted Center Console,Body-Color Surround Grille,Hill Descent Control,Heated Driver & Front Outboard Passenger Seating,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,ProGrade Trailering System,Hitch Guidance w/Hitch View,In-Vehicle Trailering App,4.2" Diagonal Color Display Driver Info Center,Red Recovery Hooks,Steering Wheel Audio Controls,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,Apple CarPlay/Android Auto,AM/FM radio: SiriusXM with 360L,Premium audio system: GMC Infotainment System,Compass,Auto-dimming Rear-View mirror,Ventilated front seats,Variably intermittent wipers,Trip computer,Traction control,Tilt steering wheel,Telescoping steering wheel,Steering wheel mounted audio controls,Split folding rear seat,Speed-sensing steering,Speed control,Security system,Remote keyless entry,Rear window defroster,Rear step bumper,Rear seat center armrest,Rear reading lights,Radio data system,Power windows,Power steering,Power passenger seat,Power driver seat,Power door mirrors,Passenger vanity mirror,Passenger door bin,Panic alarm,Overhead console,Overhead airbag,Outside temperature display,Occupant sensing airbag,Memory seat,Low tire pressure warning,Illuminated entry,Heated steering wheel,Heated front seats,Heated door mirrors,Fully automatic headlights,Front wheel independent suspension,Front reading lights,Front fog lights,Front dual zone A/C,Front anti-roll bar,Dual front side impact airbags,Dual front impact airbags,Driver vanity mirror,Driver door bin,Delay-off headlights,Bumpers: body-color,Brake assist,Automatic temperature control,Auto-dimming door mirrors,Alloy wheels,ABS brakes,Voltmeter,Tachometer,Front Center Armrest,Front Bucket Seats,Electronic Stability Control,Air Conditioning,6 Speakers,Block heater