Used 2025 GMC Sierra HD AT4

vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
vehicle-img
pre-icon
next-icon
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail
Thumbnail

Key Specs

  • icon
    Fuel Type
    Diesel
  • icon
    Transmission
    10-Speed Automatic
  • icon
    Color
    Black
  • icon
    Engine
    Duramax 6.6L V8 Turbodiesel

Vehicle Description

Thank you for considering Seguin Chevrolet for your automotive needs. We strive to exceed our customers expectation with a genuine approach to customer service. Our experienced sales staff can help you find the perfect vehicle to fit your needs and provide competitive financing.If money is a main consideration for your next car, you may want to check out our inventory of used vehicles. While we naturally carry used Chevy vehicles, we may also have cars in stock for sale used by other automakers. Therefore, no matter what kind of car you're looking for, check our website first or call to see what's in stock. We might have the car you want at the price you want, but it's best to act soon to ensure the car you hope to buy isn't sold before you buy it.CARFAX One-Owner. Clean CARFAX. Onyx Black 2025 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Sierra 2500HD AAT4, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather, 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, Apple CarPlay/Android Auto, AT4 Preferred Package, AT4 Premium Plus Package, 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, Hill Descent Control, Inside Rearview Auto-Dimming Rear Camera Mirror, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15" Diagonal Head-Up Display, Off-Road High Clearance Step (LPO), OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Power Sliding Rear Window w/Defogger, Power Sunroof, Preferred Equipment Group 4SB, 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, Technology Package, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wireless Charging, Wireless Phone Projection, X31 Off-Road Package.Recent Arrival! Odometer is 3503 miles below market average!

Key Features

  • AT4 Preferred Package
  • AT4 Premium Plus 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
  • Radio: AM/FM w/Premium GMC Infotainment System
  • SiriusXM w/360L Trial Subscription
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster

Vehicle Info

  • Condition Used
  • Stock Number L1617
  • VIN 1GT4UPEY8SF218703
  • Year 2025
  • Make GMC
  • Model Sierra HD
  • Body Description 4D Crew Cab
  • Series AT4
  • Odometer 5647
  • Factory Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents
  • Model Code N/A
  • Cylinders 8
  • Engine Displacement 6.6
  • Transmission 10-Speed Automatic
  • Drivetrain 4WD/4-Wheel Drive/4x4
  • Highway MPG N/A
  • City MPG N/A
  • Classification Pickup
  • Body Doors 4
  • Exterior Color Black
  • Certified Certified

Request form