2021 GMC Sierra 1500 AT4 Crew Cab 4WD

2021 GMC Sierra 1500 AT4 4WD - McConnellsburg, PA Command the road and trail with this rugged 2021 GMC Sierra 1500 AT4, located in McConnellsburg, PA. Powered by a robust 5.3L V8 gasoline engine and equipped with four-wheel drive, this GMC Sierra AT4 blends purposeful capability with premium comfort. The Off-Road Package enhances suspension and traction features for confident performance on rough terrain, while the AT4-specific styling and skid protection underscore its adventure-ready character. Inside, premium leather seats surround you with comfort and durability for long drives or tough workdays. Modern convenience features include hands-free Bluetooth for safe phone and audio control, and a back-up camera that simplifies parking and hitching trailers. Practical tech and upscale appointments make this GMC Sierra an excellent choice for drivers who want utility without sacrificing refinement. This truck comes with a CARFAX Clean Report, providing added peace of mind about its history and maintenance record. Whether you need a capable work truck, a weekend trail vehicle, or a comfortable daily driver, the GMC Sierra 1500 AT4 offers a versatile package engineered to perform. Contact our McConnellsburg, PA location to arrange a test drive or to request the full vehicle history. Experience the durability, comfort, and capability of this 2021 GMC Sierra 1500 AT4 firsthand.

Additional Information

Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Hill Descent Control; Electric Rear-Window Defogger; Floor-Mounted Center Console; Theft Deterrent System (unauthorized Entry); Body-Color Surround Grille; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Heavy-Duty Air Filter; Skid Plates; Compass; 4.2" Diagonal Color Display Driver Info Center; Electrical Lock Control Steering Column; Trailering Package; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seating; Off-Road Suspension; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; GMC Connected Access Capable; Color-Keyed Carpeting Floor Covering; OnStar and GMC Connected Services Capable; Power Front Passenger Windows with Express Up/down; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bed Liner with AT4 Logo; Premium GMC Infotainment System Radio with Multi-Touch; Power Rear Windows with Express Down; Red Recovery Hooks; Integrated Trailer Brake Controller; Power Front Windows with Driver Express Up/down; Ventilated Driver and Front Passenger Seats; 18" X 8.5" Machined Aluminum Wheels; Manual Tilt-Wheel and Telescoping Steering Column; Rear Dual USB Charging-Only Ports; Keyless Open and Start; 4G LTE Wi-Fi Hotspot Capable; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Auto-Locking Rear Differential; Power Door Locks,Ebony Twilight Metallic,LT275/65R18C MT BW Tires,Apple CarPlay/Android Auto smart device mirroring,4G LTE Wi-Fi Hotspot capable mobile hotspot internet access,HD Rear Vision Camera w/Hitch View rear mounted camera,Brake assist system,Cruise control with steering wheel mounted controls,Ventilated driver and front passenger seats,Keyfob remote start,Heated steering wheel,Heated driver and front passenger seats,Leather front seat upholstery,Primary monitor touchscreen,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,EcoTec3 5.3L V-8 gasoline direct injection, variable valve control, regular unleaded, engine with cylinder deactivation and 355HP,EcoTec3 5.3L V-8,Teen Driver restricted driving mode/alerts,Smart key with hands-free access and push button start,Keyfob window control,Push-button,Bluetooth wireless audio streaming,Hitch Guidance vehicle to trailer hitching assist,GMC ProGrade Trailering System trailer light test,GMC ProGrade Trailering System trailer light malfunction warning,GMC ProGrade Trailering System trailer theft alarm,Dual-zone front climate control,Immobilizer,Bluetooth handsfree wireless device connectivity,Trailer brake controller,Trailer Sway Control (TSC) trailer sway control,Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only,Premium GMC Infotainment System external memory control,Internet radio capability,6 USB ports,StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll,Hill Descent Control (HDC),Hill Start Assist (HSA),Automatic climate control,Rear seat check warning,1 exterior 120V AC power outlet,LED daytime running lights,LED brake lights,LED front fog lights,Leather and metal-look steering wheel,EZ Lift,EZ Lower,Integrated tailgate step,Trailer hitch light,Manual rear child safety door locks,Heated driver and passenger side door mirrors,Power driver and passenger door mirrors with tilt down in reverse