New 2026 GMCSierra 2500 HD AT4

  • Diesel
On the Lot
at Jack Hanania Buick GMC
2 YEARS MAINTENANCE SERVICE AND LIFETIME POWERTRAIN WARRANTY ON ALL NEW VEHICLES!
*See dealer for details

Exterior Color
Coastal Dune
Interior Color
Jet Black with Kalahari accents, Perforated Front
Body/Seating
Truck/5 seats
Transmission
Automatic
Drivetrain
4WD
Engine
6.6L Duramax Turbo-Diesel V8 engine
VIN
1GT4UPEY1TF299710
Stock Number
TF299710
    GMC Sierra 2500 HD

    Highlighted Features

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Emergency communication system
    • Power moonroof
    • Premium audio system
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear

    Included Packages & Accessories

    Detailed Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Emergency communication system: OnStar
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start
    • Remote keyless entry
    • Speed control
    • Surround View Monitor: HD Surround Vision w/Hitch View yes
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front tires: 265/60SR22.0E
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 265/60SR22.0E
    • Single rear wheels
    • Speed-sensing steering
    • Tires: all-terrain
    • Wheel size: 22"
    • 1st row LCD monitors: 2
    • AM/FM radio: SiriusXM with 360L
    • Premium audio system: Premium GMC Infotainment System
    • Primary LCD size: 13.4"
    • Satellite radio trial duration with new vehicle purchase (months): 3
    • Smart device integration: Apple CarPlay/Android Auto
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
    • Wireless Phone Charger: front
    • Wireless phone connectivity: Bluetooth
    • Basic warranty: 36 months/36,000miles
    • Corrosion perforation warranty: 72 months/100,000miles
    • Diesel engine warranty: 60 months/100,000miles
    • Maintenance warranty: 12 months/ unlimited distance
    • Powertrain warranty: 60 months/60,000miles
    • Roadside assistance coverage: 60 months/60,000miles
    • Front center armrest
    • Front seats: bucket
    • Heated front seats
    • Heated rear seats
    • Leather upholstery
    • Max seating capacity: 5
    • Power 2-way driver lumbar support
    • Power 2-way passenger lumbar support
    • Power driver seat
    • Power passenger seat
    • Rear seat center armrest
    • Rear seats: split-bench
    • Rear seats Folding position: fold-up cushion
    • Seat Upholstery: leather
    • Split folding rear seat
    • Ventilated front seats
    • Block heater
    • Compressor: intercooled turbo
    • Cylinder configuration: V-8
    • Drive type: four-wheel
    • Electric motor 1 torque: none
    • Electric motor horsepower: none
    • Engine liters: 6.6L
    • Engine location: front
    • Fuel tank capacity: 36.0gal.
    • Horsepower: 470hp @ 2,800RPM
    • Hybrid electric powertrain type: none
    • Hybrid system combined power torque: none
    • Hybrid system net power: none
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Number of valves: 32
    • Rear locking differential
    • Recommended fuel: Diesel
    • Standard fuel economy fuel type: diesel
    • Torque: 975 lb.-ft. @ 1,600RPM
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 257mm (10.1")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Heated door mirrors
    • Hitch Class: IV
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Compression ratio: 16.00 to 1
    • Curb weight: 3,661kg (8,071lbs)
    • Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
    • Engine displacement: 6.6 L
    • Engine torque: 975 lb.-ft. @ 1,600RPM
    • Exterior body width: 2,079mm (81.8")
    • Exterior height: 2,027mm (79.8")
    • Exterior length: 6,369mm (250.8")
    • Front headroom: 1,013mm (39.9")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • GVWR: 5,148kg (11,350lbs)
    • Payload: 1,467kg (3,235lbs)
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,659mm (65.3")
    • Towing capacity: 8,391kg (18,500lbs)
    • Turning radius: 8.0m (26.3')
    • Wheelbase: 4,039mm (159.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: Trailer Side Blind Zone Alert warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: Lane Departure Warning warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: UltraSonic front and rear
    • Rain sensing wipers
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Forward collision: Forward Collision Alert with Automatic Braking mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: Rear Cross-Traffic Alert warning
    • Security system
    • Tracker system: Stolen Vehicle Assistance
    • Traction control

    Dealer Notes

    Dealer Discount of $1,000 off MSRP Coastal Dune 2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 2026 GMC Sierra 2500HD AT4 for sale St Augustine, FL, Sierra 2500HD AAT4, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Coastal Dune, Jet Black With Kalahari Accents Leather, 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 22 Gloss Black Aluminum Wheels, AT4 Preferred Package, AT4 Premium Plus Package, Bed View Camera with Two Trailer Camera Provisions, Black Badging Package, Black GMC Emblems, Black Sierra Nameplates, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Front Rain-Sensing Wipers, Gloss Black Header Grille and Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Inside Rearview Auo-Dimming Rear Camera Mirror, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Power Sunroof, Preferred Equipment Group 4SB, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Technology Package, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, Wireless Phone Projection, X31 Off-Road Package.Prices do not include tax, tag, title, registration, any dealer-installed accessories, or dealer-provided benefits. Additional fees include a documentary fee of $994, and an Electronic Registration Filing Fee of $434. Some charges represent costs and profits to the dealer for items such as inspecting, cleaning, adjusting vehicles, and preparing documents related to the sale. Pricing includes all applicable dealer discounts, manufacturer discounts and incentives. Certain offers and incentives presume financing and or trade-in through the captive lenders. Should you purchase the vehicle using other funds, or through other lending sources, certain offers and incentives may be excluded. Some of these discounts cannot be combined with GMF special APR programs. Due to supply chain challenges and limited inventory, some vehicles may be subject to additional market adjustments. We strive to update our inventory regularly, but there may be a delay between the sale of a vehicle and inventory updates. Prices, specifications, and availability are subject to change without notice. Please contact the dealer for the most current information and details. Recent Arrival!

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall0.0Out of 5
      Accessories and color may vary. Quoted price subject to change without notice to correct errors or omissions. New vehicle pricing may already include applicable manufacturer incentives which may expire at any time. College grad and military rebates are not included. Manufacturer incentive data and vehicle features is provided by third parties and believed to be accurate as of the time of publication. Please contact the store by email or phone for details and availability of incentives. Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $434 Electronic filing fee and $994 dealer service fee are included in quoted price.

      MPG Disclaimer: Based on EPA MPG ratings. Use for comparison purposes only. Your actual mileage will vary depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid only), and other factors.

      EV Range Disclaimer: Use for comparison purposes only. Actual range will vary based on several factors, including temperature, terrain, battery age & condition, loading, use, and maintenance.