2026 GMC Sierra 2500HD AT4 Crew Cab 4WD

Accident-Free CARFAX | One-Owner CARFAX | Low Miles | Non-Smoker | 30 Day Limited Warranty | AT4 Trim | Duramax 6.6L V8 Turbodiesel | 10-Speed Automatic | 4WD | Summit White | Jet Black with Kalahari Accents Leather The 2026 GMC Sierra 2500HD AT4 is a heavy-duty truck built for buyers who want serious diesel capability with a more refined, off-road-focused setup. Finished in Summit White with a Jet Black and Kalahari Accents Leather interior, this Crew Cab carries a strong, premium presence with the space and functionality to handle towing, travel, and demanding use. This one-owner example stands out with low miles and upgraded lift, wheels, and tires that give it a more commanding stance. Under the hood, the Duramax 6.6L V8 turbodiesel pairs with a 10-speed automatic, delivering strong torque, smooth shifting, and confident power for hauling and highway driving alike. The 4WD system adds capability for rough terrain, changing weather, and job site conditions, while the lifted setup gives it additional clearance and a more purposeful feel beyond pavement. * Duramax 6.6L V8 turbodiesel engine * 10-speed automatic transmission * 4WD * AT4 trim * Summit White exterior * Jet Black with Kalahari Accents Leather interior * 4D Crew Cab body style * Lifted with upgraded wheels and tires * CARFAX One-Owner * Accident-Free CARFAX * Low miles (4,814 below market average) * Non-smoker * 30 Day Limited Warranty A well-kept heavy-duty truck with premium comfort, serious diesel capability, and a more commanding setupready for its next owner.

Additional Information

AT4 Preferred Package,AT4 Premium Plus Package,Black Badging Package,Gooseneck/5th Wheel Prep Package,Preferred Equipment Group 4SB,Technology Package,X31 Off-Road Package,7 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium 7-Speaker Sound System,Premium audio system: Premium GMC Infotainment System,Radio: AM/FM Stereo with Premium GMC Infotainment System,SiriusXM with 360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Off-Road Suspension,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Front anti-roll bar,Front wheel independent suspension,Keyless Open and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,Pickup Box,Brake assist,Electronic Stability Control,Lane Departure Warning System,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Speed control,2-Speed Active Transfer Case,220-Amp Alternator,Engine Block Heater,Exhaust Brake,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Black GMC Emblems,Black Sierra Nameplates,Bumpers: body-color,Gloss Black Header Grille and Grille Insert Bars,Heated door mirrors,IntelliBeam Automatic High Beam on/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Off-Road High Clearance Step,Power door mirrors,Power-Retractable Black Assist Steps,Rear step bumper,Rear Wheelhouse Liners,Spray-on Pickup Bedliner with GMC Logo,Turn signal indicator mirrors,Winter Grille Cover,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera with Two Trailer Camera Provisions,Buckle to Drive,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front Premium Floor Liners with Removable Carpet Insert,Front reading lights,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auo-Dimming Rear Camera Mirror,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear Premium Floor Liners with Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions and Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front and Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,10-Way Power Driver Seat Adjuster with Lumbar,10-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Perforated Leather-Appointed Front Seat Trim,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance with Hitch View,in-Vehicle Trailering System App,Alloy wheels,Wheels: 20" High Gloss Black 8 Spokes Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows with Express Up/Down,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers,3.42 Axle Ratio,3.73 Rear Axle Ratio,30 Day Limited Warranty,Accident Free Carfax,One Owner Carfax,Low Miles,Non-Smoker,LIFT/WHEELS AND TIRES