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New 2026 GMC Sierra 2500 HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
VIN 1GT4UXEY9TF106557 Stock Number T85

  • MSRP $97,665
  • MSRP $97,665
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2026 GMC Sierra 2500 HD Vehicle Photo in WARMINSTER, PA 18974-3126
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    Current Offers
    • MSRP $97,665
    Available Specials
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    Specifications
    • Interior Alpine Umber
    • VIN 1GT4UXEY9TF106557
    • Exterior Summit White
    • Stock Number T85
    • Transmission Automatic
    • Location O'Neil Buick GMC
    • Engine Duramax 6.6L V8 Turbodiesel
    • Fuel Type Diesel
    Last one available
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      Specifications

      Entertainment
      • Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones
      • Bluetooth for phone connectivity to vehicle infotainment system
      • Bose Premium Series with 12-speaker system with CenterPoint Richbass woofer and AudioPilot
      • LPO, MultiPro Tailgate Audio System by Kicker
      • SiriusXM Trial Subscription
      • SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
      • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
      • Wireless phone projection for Apple CarPlay and Android Auto
        Exterior
        • Assist steps, power-retractable, with LED perimeter lighting and bright accent (Not available with any other assist steps.)
        • Bed Step, Black integrated on forward portion of bed on driver and passenger side
        • Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (TCH), not available with any other Ship Thru code.)
        • Bumper, front, body-color lower
        • Bumper, rear body-color with bumper CornerSteps
        • Cargo tie downs (12), fixed, rated at 500 lbs per corner
        • CornerStep, rear bumper
        • Door handles, chrome
        • Fog lamps, LED
        • Glass, deep-tinted
        • Grille (Signature Denali Ultimate grille in Vadar chrome with High Gloss Black surround.)
        • Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
        • IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
        • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
        • Lamps, Smoked Amber roof marker, (LED) (Not available with (YF5) California state emissions requirements.)
        • Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
        • Mirror caps, chrome
        • Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting
        • Moldings, beltline, chrome
        • Sunroof, power
        • Tailgate and bed rail protection caps, top
        • Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
        • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
        • Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
        • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
        • Tire, spare LT275/70R18 all-terrain, blackwall
        • Tires, LT275/65R20 all-terrain, blackwall
        • Wheelhouse liners, rear
        • Wheels, 20" (50.8 cm) Ultra-bright machined aluminum wheels with Black painted pockets
        • Winter Grille Cover
        • Wipers, front rain-sensing
          Interior
          • Adaptive Cruise Control
          • Air conditioning, dual-zone automatic climate control
          • Air vents, rear
          • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
          • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
          • Compass, located in instrument cluster
          • Defogger, rear-window electric
          • Door locks, power
          • Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
          • Driver memory recalls driver "presets" for power driver seat and outside mirrors
          • Exterior Temperature Display, located in radio display
          • Floor covering, color-keyed carpeting
          • Floor mats, carpeted front (Includes Premium floor mats with corner applique.)
          • Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
          • GMC Premium information Display- 13.4" diagonal Multicolor touch screen
          • Keyless Open and Start includes remote keyless entry
          • Multicolor 15" Diagonal Head-Up Display
          • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
          • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
          • Rear Camera Mirror inside rearview auto-dimming with full camera display
          • Rear Seat Reminder
          • Remote vehicle starter system
          • Seat adjuster, driver 16-way power including lumbar and massage
          • Seat adjuster, passenger 16-way power including lumbar and massage
          • Seat trim, Full Grain Leather
          • Seat, Up-level Rear with Storage Package 60/40 folding bench, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
          • Seating, heated driver and front outboard passenger
          • Seats, front bucket with center console
          • Seats, heated second row outboard seats
          • Seats, ventilated driver and front passenger
          • Steering column, manual Tilt-Wheel and telescoping
          • Steering wheel audio controls
          • Steering wheel, heated
          • Steering wheel, leather-wrapped
          • Theft-deterrent system, unauthorized entry
          • USB Ports, 2 (first row) located on console
          • USB Ports, 2, Charge/Data ports located inside center console
          • USB ports, (2) charge-only, rear
          • Universal Home Remote
          • Window, power front, passenger express up/down
          • Window, power, rear sliding with rear defogger
          • Windows, power front, drivers express up/down
          • Windows, power rear, express down
          • Wireless Charging
            Mechanical
            • Air filter, heavy-duty
            • Air filtration monitoring
            • Alternator, 220 amp
            • Auto-locking rear differential
            • Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
            • Brake lining wear indicator
            • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
            • Capped Fuel Fill
            • Cooling, auxiliary external transmission oil cooler
            • Cooling, external engine oil cooler
            • Engine block heater
            • Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm)
            • Exhaust brake
            • Four wheel drive
            • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
            • GVWR, 11,350 lbs. (5148 kg) (Requires TK20743 Crew Cab model, (L5P) Duramax 6.6L Turbo-Diesel V8 engine, with 20" or 22" wheels and tires. Not available with (NHT) Max Trailering Package.)
            • Hill Descent Control
            • In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)
            • Pickup bed includes bed assist step
            • Push Button Start
            • Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
            • Recovery hooks, front, Chrome (plant installed.)
            • Skid Plates protect the oil pan, front axle and transfer case
            • Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
            • Suspension, Off-Road includes twin-tube shocks
            • Trailer brake controller, integrated
            • Transfer case, two-speed active, electronic Autotrac with push button control
            • Transmission, 10-speed automatic
              Safety
              • Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
              • Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
              • Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
              • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
              • Daytime Running Lamps, LED signature lighting
              • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
              • Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
              • Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
              • Front and Rear Park Assist, ultrasonic
              • HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
              • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
              • Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
              • LED Signature DRL's
              • Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
              • OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes select remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
              • OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
              • Rear Cross Traffic Alert
              • Rear Seat Belt Indicator
              • Safety Alert Seat
              • Seat Belt Adjustable Guide Loops, front row only
              • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
              • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
              • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
              • Trailer Camera Provisions and trailer viewing software
              • Trailer Side Blind Zone Alert
              • Trailer Tire Pressure Monitor Sensors includes set of 4 sensors. Sensor functionality requires (UET) In-Vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
              • Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
                Warranty
                • <<< Preliminary 2026 Warranty >>>
                • Basic: 3 Years/36,000 Miles
                • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
                • Drivetrain: 5 Years/60,000 Miles 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
                • Maintenance: First Visit: 12 Months/12,000 Miles
                • Roadside Assistance: 5 Years/60,000 Miles 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
                  Featured Equipment
                  • 12 Speakers
                  • 120-Volt Bed Mounted Power Outlet
                  • 120-Volt Instrument Panel Power Outlet
                  • 16-Way Power Driver Seat Adjuster w/Lumbar
                  • 16-Way Power Passenger Seat Adjuster w/Lumbar
                  • 2 Charge-Only Rear USB Ports
                  • 2 Charge/Data USB Ports Inside Center Console
                  • 2 USB Ports
                  • 2-Speed Active Transfer Case
                  • 220-Amp Alternator
                  • 3.42 Axle Ratio
                  • 4-Wheel Disc Brakes
                  • ABS brakes
                  • AM/FM radio: SiriusXM with 360L
                  • Air Conditioning
                  • Alloy wheels
                  • Apple CarPlay/Android Auto
                  • Auto High-beam Headlights
                  • Auto-dimming Rear-View mirror
                  • Auto-dimming door mirrors
                  • Automatic Emergency Braking
                  • Automatic temperature control
                  • Bed View Camera w/2 Trailer Camera Provisions
                  • Block heater
                  • Body Color Wheel Arch Moldings (LPO)
                  • Bose Premium Series 12-Speaker System
                  • Brake assist
                  • Buckle to Drive
                  • Bumpers: body-color
                  • Compass
                  • Deep-Tinted Glass
                  • Delay-off headlights
                  • Driver Memory
                  • Driver door bin
                  • Driver vanity mirror
                  • Dual Heavy-Duty 70 Amp Battery
                  • Dual front impact airbags
                  • Dual front side impact airbags
                  • Electric Rear-Window Defogger
                  • Electronic Stability Control
                  • Emergency communication system: OnStar
                  • Floor-Mounted Center Console
                  • Following Distance Indicator
                  • Forward Collision Alert
                  • Front Bucket Seats
                  • Front Center Armrest
                  • Front License Plate Kit
                  • Front Pedestrian Braking
                  • Front Rain-Sensing Wipers
                  • Front anti-roll bar
                  • Front dual zone A/C
                  • Front fog lights
                  • Front reading lights
                  • Front wheel independent suspension
                  • Full Grain Leather Seat Trim
                  • Fully automatic headlights
                  • Garage door transmitter
                  • Genuine wood dashboard insert
                  • Genuine wood door panel insert
                  • HD Surround Vision
                  • Heads-Up Display
                  • Heated 2nd Row Outboard Seats
                  • Heated Driver & Front Outboard Passenger Seats
                  • Heated door mirrors
                  • Heated front seats
                  • Heated rear seats
                  • Heated steering wheel
                  • Hill Descent Control
                  • Hitch Guidance w/Hitch View
                  • Illuminated entry
                  • In-Vehicle Trailering System App
                  • Inside Rearview Auto-Dimming Rear Camera Mirror
                  • IntelliBeam Automatic High Beam On/Off
                  • Keyless Open & Start
                  • LED Cargo Area Lighting
                  • LED Smoked Amber Roof Marker Lamps
                  • Lane Departure Warning System
                  • Leather steering wheel
                  • Low tire pressure warning
                  • Manual Tilt-Wheel/Telescoping Steering Column
                  • Memory seat
                  • Multicolor 15" Diagonal Head-Up Display
                  • Occupant sensing airbag
                  • Off-Road Suspension
                  • OnStar Services Capable
                  • Outside temperature display
                  • Overhead airbag
                  • Overhead console
                  • Panic alarm
                  • Passenger door bin
                  • Passenger vanity mirror
                  • Pickup Box
                  • Power Front Passenger Windows w/Express Up/Down
                  • Power Sliding Rear Window w/Defogger
                  • Power Sunroof
                  • Power door mirrors
                  • Power driver seat
                  • Power moonroof
                  • Power passenger seat
                  • Power steering
                  • Power windows
                  • Preferred Equipment Group 5SB
                  • ProGrade Trailering System
                  • Push Button Start
                  • Radio: AM/FM w/Premium GMC Infotainment System
                  • Rain sensing wipers
                  • Rear Cross Traffic Alert
                  • Rear Wheelhouse Liners
                  • Rear reading lights
                  • Rear seat center armrest
                  • Rear step bumper
                  • Rear window defroster
                  • Remote Vehicle Starter System
                  • Remote keyless entry
                  • Safety Alert Seat
                  • Security system
                  • Set of 4 Wheel Locks (LPO)
                  • Sierra HD Pro Safety
                  • Signature Denali Ultimate Grille in Vadar Chrome
                  • SiriusXM w/360L Trial Subscription
                  • Skid Plates
                  • Snow Plow Prep/Camper Package
                  • Speed control
                  • Speed-sensing steering
                  • Split folding rear seat
                  • Spray-On Pickup Bedliner w/GMC Logo
                  • Steering Wheel Audio Controls
                  • Steering wheel mounted audio controls
                  • Tachometer
                  • Technology Package
                  • Telescoping steering wheel
                  • Tilt steering wheel
                  • Traction control
                  • Trailer Cam Provisions & Trailer Viewing Software
                  • Trailer Side Blind Zone Alert
                  • Trailer Tire Pressure Monitor Sensors
                  • Trip computer
                  • Turn signal indicator mirrors
                  • Ultrasonic Front & Rear Park Assist
                  • Unauthorized Entry Theft-Deterrent System
                  • Universal Home Remote
                  • Variably intermittent wipers
                  • Ventilated Driver & Front Passenger Seats
                  • Ventilated front seats
                  • Voltmeter
                  • Wheels: 20" Ultra-Bright Machined Aluminum
                  • Wireless Charging
                  • Wireless Phone Projection
                  • X31 Off-Road Package

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                      Similar Vehicles

                      MSRP
                      $96,140
                      Fuel Economy
                      N/A city / N/A hwy
                      Stock Number
                      G12887
                      Engine Data
                      Duramax 6.6L V8 Turbodiesel
                      Exterior Color
                      Onyx Black
                      24 photos

                        Vehicle At A Glance

                        • Fuel Economy * N/A city / N/A hwy
                        • Mileage 6 MILES
                        • Transmission Automatic
                        • Exterior Color Summit White
                        • Interior Color Alpine Umber
                        • Engine Data Duramax 6.6L V8 Turbodiesel
                        • Heated Front Seat(s)
                        • Bluetooth Connection
                        • Navigation System
                        • WiFi Hotspot

                          Vehicle Description

                          Summit White 2026 GMC Sierra 2500HD Denali Ultimate 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel

                          This 2026 GMC Sierra 2500HD Denali Ultimate in Summit White features: Recent Arrival!


                          O'Neil Buick GMC in Warminster serving Philadelphia since 1965. See the rest of our inventory at ONEILBUICKGMC.COM. Price excludes tax, tags, title, license, and dealer fees, additional rebates may apply, but internet price does include the following rebates:$500 - Purchase Allowance. Exp. 09/30/2025

                            All Vehicles While we make every effort to ensure the data listed here is correct, there may be instances where some of the options or vehicle features may be listed incorrectly as we get data from multiple data sources. PLEASE MAKE SURE to confirm the details of this vehicle with the dealer to ensure its accuracy. Dealer cannot be held liable for data that is listed incorrectly. All Vehicles MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool). The features and options listed are for the new 2026 GMC Sierra 2500 HD and may not apply to this specific vehicle.

                              Learn More About This New 2026 GMC Sierra 2500 HD Truck near Philadelphia

                              Choose O'Neil GMC for the best deal on this GMC Sierra 2500 HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate. This model comes equipped with a Duramax 6.6L V8 Turbodiesel engine, Automatic transmission, and is finished in White paint. Regardless of what you're looking for in a vehicle, you can be sure that our sales department will assist you with finding the perfect model for your lifestyle. Our finance experts are prepared to help find the lease or finance program that is right for you. We are located at 869 W STREET RD in WARMINSTER, PA 18974-3126, only a short trip away from Philadelphia, Lansdale, and Ambler. Get in touch with us at or visit us to test drive this GMC Sierra 2500 HD today.