2026 GMC Sierra 3500HD AT4 Crew Cab 4WD

AT4! Duramax Turbo Diesel! One-Owner! Low Miles! Clean CARFAX! 2026 GMC Sierra 3500HD AT4 4D Crew Cab Sterling Metallic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic 4WD 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2-Speed Active Transfer Case, 220 Amp Alternator, 3.42 Rear Axle Ratio, AT4 Preferred Package, AT4 Premium Plus Package, Auto-Dimming Inside Rearview Mirror with Camera, Automatic temperature control, Black Badging Package, Black GMC Emblems, Black Power-Retractable Assist Steps, Black Sierra Nameplates, Body Color Wheel Arch Moldings, Bose Premium 7-Speaker Sound System, Electric Rear-Window Defogger, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, Gloss Black Header and Grille Insert Bars, GMC Premium 13.4" Diagonal Information Display, Gooseneck/5th Wheel Prep Package, Heated Driver and Front Outboard Passenger Seats, Heated rear seats, Heated steering wheel, Hill Descent Control, Hitch Package, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Multicolor 15" Diagonal Head-Up Display, Off-Road High Clearance Step, Off-Road Suspension, Perforated Front Leather Seat Trim, Power Sliding Rear Window with Defogger, Power Sunroof, Premium Front Floor Liners with Removable Carpet Insert, Premium Rear Floor Liners with Removable Carpet Insert, Push Button Start, Rear Cross Traffic Alert, Rear step bumper, Rear Wheelhouse Liners, Remote keyless Entry, Remote Vehicle Starter System, Safety Alert Seat, Speed control, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Technology Package, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Side Blind Zone Alert, Turn signal indicator mirrors, Ultrasonic Front and Rear Park Assist, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wheels: 20" High Gloss Black 8 Spoke Aluminum, Winter Grille Cover, Wireless Charging, X31 Off-Road Package.

Additional Information

AT4 Preferred Package,AT4 Premium Plus Package,Black Badging Package,Gooseneck/5th Wheel Prep Package,Hitch 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,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Windows with Passenger Express Up/Down,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 Services capable,Front anti-roll bar,Front wheel independent suspension,Keyless Open and Start,Occupant sensing airbag,Overhead airbag,Power Sunroof,Pickup Bed,Brake assist,Electronic Stability Control,Lane Departure Warning System,Exterior Parking Camera Rear,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-Hour Battery,Auto-dimming door mirrors,Black GMC Emblems,Black Power-Retractable Assist Steps,Black Sierra Nameplates,Body Color Wheel Arch Moldings,Gloss Black Header and Grille Insert Bars,IntelliBeam Automatic High Beam on/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Off-Road High Clearance Step,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,Auto-Dimming Inside Rearview Mirror with Camera,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 reading lights,GMC Premium 13.4" Diagonal Information Display,HD Surround Vision,Heated steering wheel,Illuminated entry,Multicolor 15" Diagonal Head-Up Display,Outside temperature display,Overhead console,Passenger vanity mirror,Premium Front Floor Liners with Removable Carpet Insert,Premium Rear Floor Liners with Removable Carpet Insert,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,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,Heated Driver and Front Outboard Passenger Seats,Heated rear seats,Perforated Front Leather Seat Trim,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Passenger door bin,Hitch Guidance with Hitch View,Wheels: 20" High Gloss Black 8 Spoke Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers,3.42 Rear Axle Ratio,4WD, Four-wheel Drive, 4X4,Automatic,Alloy Wheels, Aluminum Wheels,Android Auto, Apple CarPlay,Backup Camera,Bed Liner,Bose High End Sound Package,Diesel,Heated Seats,Ventilated Seats,Heated Steering Wheel,Keyless Entry,Keyless Start,Lane Departure Warning,Leather Seats,Memory Seat,Multi Zone Climate Control,Off Road Package,Parking Sensors,Premium Wheels,Remote Engine Start,Running Boards,Sunroof,Trailer Brake Controller,Trailer Hitch