"2026 GMC Sierra 3500HD AT4 4WD 10-Speed Automatic Summit White Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Blk With Kalahari Acc Leather. THIS VEHICLE INCLUDES THE FOLLOWING FEATURES AND OPTIONS: AT4 Preferred Package (LED Smoked Amber Roof Marker Lamps, Power Sliding Rear Window with Defogger, and Universal Home Remote), AT4 Premium Plus Package (Off-Road High Clearance Step and Power Sunroof), Black Badging Package (Black GMC Emblems and Black Sierra Nameplates), Gooseneck/5th Wheel Prep Package, Hitch Package, Technology Package (Auto-Dimming Inside Rearview Mirror with Camera and Multicolor 15"" Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, Jet Blk With Kalahari Acc Leather, 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 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, 3 Years SiriusXM, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual 220-Amps Primary and 170-Amps Auxiliary Alternators, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar Services capable, Exterior Parking Camera Rear, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front Rain-Sensing Wipers, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Premium 13.4"" Diagonal Information Display, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver and Front Outboard Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp-Hour Battery, High Idle Switch, Hitch Guidance with Hitch View, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Departure Warning System, LED Cargo Area Lighting, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Front Leather Seat Trim, Pickup Bed, Power door mirrors, Power driver seat, Power Front Windows with Passenger Express Up/Down, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Premium Front Floor Liners with Removable Carpet Insert, Premium Rear Floor Liners with Removable Carpet Insert, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear Cross Traffic Alert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM with 360L Trial Subscription, Speed control, Speed-sensing steering, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trailer Tire Pressure Mo Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 06/30/2026"