2025 GMC Sierra 2500HD AT4 Crew Cab 4WD

Drive home a powerful 2025 GMC Sierra 2500 AT4 with only 18,010 miles - a like-new heavy-duty truck at the best price in McConnellsburg, PA. This 4WD GMC Sierra is powered by a robust V8 6.6L Diesel engine, offering exceptional towing capability, endurance, and highway fuel efficiency for a diesel. Low mileage means years of dependable performance ahead for work or weekend adventures. Step inside to premium leather seats that provide comfort during long hauls, while the BOSE stereo and XM Radio deliver excellent in-cabin entertainment. The integrated back-up camera enhances safety and maneuverability when towing or parking. This GMC Sierra is a CARFAX 1-Owner vehicle, reflecting careful ownership and a strong service history. The AT4 trim combines off-road capability with refined interior features, making it a versatile choice for contractors, outdoor enthusiasts, or anyone needing serious payload and towing capacity without sacrificing comfort. Located now in McConnellsburg, PA, this GMC Sierra 2500 is priced to move and represents the best value in the area considering its diesel power, low miles, and premium equipment. Schedule a test drive today to experience the torque and ride quality of the V8 6.6L Diesel. Vehicles like this with low mileage and premium features at this price don't stay available long.

Additional Information

Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners,Apple CarPlay/Android Auto smart device wireless mirroring,Forward Collision Alert with Automatic Braking,Front Pedestrian Braking,Wi-Fi Hotspot capable mobile hotspot internet access,HD Rear Vision Camera w/Hitch View rear mounted camera,Adaptive cruise control,Automatic Emergency Braking predictive 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,Heated rear seats,Leather front seat upholstery,Primary monitor touchscreen,Lane Departure Warning,Rear Cross-Traffic Alert collision warning,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP,Duramax 6.6L V-8,Front wireless smart device charging,Google Built-In built-in virtual assistant,Teen Driver restricted driving mode/alerts,Keyless Open/Keyless Start with hands-free access and push button start,Keyfob window control,HD Surround Vision w/Hitch View aerial view camera,Smart device remote start,Push-button,GCW Alert weight capacity alert,Stolen Vehicle Assistance vehicle tracker with vehicle slowdown,Bluetooth wireless audio streaming,Hitch Guidance vehicle to trailer hitching assist,Gauge cluster display size: 12.30,Front mounted camera with washer,Right side camera,Pickup box camera,Left side camera,Trailer Side Blind Zone Alert blind spot warning,Following Distance Indicator,Trailer light test,Trailer light malfunction warning,Trailer theft alarm,Dual-zone front climate control,Full gauge cluster screen,Auto high-beam headlights,Immobilizer,Bose speakers,OnStar vehicle integrated emergency SOS system,Bluetooth handsfree wireless device connectivity,6.6L V8 Turbo Diesel Engine,X31 Off-Road Pkg.,Adaptive Cruise Control,Aluminum/Alloy Wheels,Power Sunroof,Univ Garage Door Opener,V8; Turbo Diesel; 6.6 Liter,Automatic; 10-Spd Allison,4WD,Sierra HD Pro Safety,Side Blind Zone Alert,X31 Off-Road Pkg,Hill Descent Control,Hill Start Assist,Traction Control,StabiliTrak,ABS (4-Wheel),Theft Deterrent System,Keyless Entry,Push Button Start,Air Conditioning,Power Windows,Power Door Locks,Power Tailgate Release,Power Steering,Tilt & Telescoping Wheel,AM/FM Stereo,SiriusXM Satellite,Navigation System,Bluetooth Wireless,OnStar,Premium GMC Infotainment System,F&R Park Assist,Backup Camera,Surround View Camera,Dual Air Bags,Side Air Bags,F&R Head Curtain Air Bags,Forward Collision Alert,Lane Departure Warning System,Heated & Ventilated Seats,Dual Power Seats,Leather,Daytime Running Lights,LED Headlamps,Fog Lights,Bed Liner,Towing Pkg,Premium Wheels,Duramax Diesel,Duramax 6.6L Turbo-Diesel V8 Engine,2-Speed Active Transfer Case,220-Amp Alternator,Allison 10-Speed Automatic Transmission,Dual Heavy-Duty 70 Amp Battery,Engine Block Heater,Exhaust Brake,Heavy-Duty 80 Amp Battery,Preferred Equipment Group 4SB