"AT4 4WD PREMIUM PLUS PREFERRED PACKAGE FULLY LOADED! GREAT DEAL! CREW CAB, NAVIGATION SYSTEM, LEATHER SEATS, SUNROOF, BOSE PREMIUM SOUND SYSTEM, TRAILER BRAKE CONTROLLER INTEGRATED, TRAILER SIDE BLIND ZONE ALERT, REAR PARKING AID, FORWARD COLLISION ALERT, FRONT PEDESTRIAN BRAKING, LANE DEPARTURE WARNING, REARVIEW CAMERA, COLOR TOUCH-SCREEN INCLUDES MULTI-TOUCH DISPLAY AM/FM STEREO, SIRIUSXM, STEERING WHEEL MOUNTED CONTROL, PREMIUM WHEELS, RUNNING BOARDS, KEYLESS ENTRY, KEYLESS START, TOW PACKAGE, DUAL CLIMATE CONTROL, POWER SEAT ADJUSTABLE LUMBAR, HEATED/COOLED SEATS, REAR STEP BUMPER, BRAKE ASSIST, AND MANY MORE OPTIONS!Sierra 2500HD AAT4, 4D Crew Cab, 6.6L V8, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather. CARFAX One-Owner. Clean CARFAX. Onyx Black 2025 GMC Sierra 2500HD AT4 6.6L V8 10-Speed AutomaticAT4 Preferred Package (LED Smoked Amber Roof Marker Lamps, Power Sliding Rear Window w/Defogger, and Universal Home Remote), AT4 Premium Plus Package (Off-Road High Clearance Step (LPO) and Power Sunroof), Preferred Equipment Group 4SB (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, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille & Grille Insert Bars, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Keyless Open & Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Push Button Start, Rear Cross Traffic Alert, Rear Prem Floor Liners w/Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Steering Wheel Audio Controls, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Ventilated Driver & Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Technology Package (Inside Rearview Auto-Dimming Rear Camera Mirror and Multicolor 15"""" Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control), Sierra 2500HD AAT4, 4D Crew Cab, 6.6L V8, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 3.73 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, 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 reading lights, Front wheel independent suspension, Fully automatic headlights, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hitch Guidance w/Hitch View, Illuminated entry, In-Vehicle Trailering System App, IntelliBeam Automatic High Beam On/Off, Lane Departure Warning System, Low tire pressure warning, Memory seat, Occupant sensing airbag, Off-Road Suspension, Outside temperature display."