New 2026 GMC Sierra 2500HD Denali Ultimate Crew Cab
4x4
Vehicle Summary
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Onyx Black
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Alpine Umber
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VIN 1GT4UXEY6TF418934
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Stock # K18934
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Condition New
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Exterior Onyx Black
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Interior Alpine Umber
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Engine Duramax 6.6L V8 Turbodiesel
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Fuel Type Diesel
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Drivetrain 4x4
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Transmission 10-Speed Automatic
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Location Master Buick GMC
Mileage
Miles
Performance
HP
Torque
Available Manufacturer Incentives
$2000
GMC Bonus Cash
Effective Dates: 2026/11/09 - 2026/12/01
You May Also Qualify For
$1500
Active UAW-GM Hourly Employee Vehicle Allowance
Effective Dates: 2026/11/09 - 2027/01/05
$500
GM Military Cash Allowance Program
Effective Dates: 2026/11/09 - 2027/01/05
$500
GM First Responder Cash Allowance Program
Effective Dates: 2026/11/09 - 2027/01/05
$1500
GM Employee Appreciation Certificate Program
Effective Dates: 2026/11/09 - 2027/01/05
$500
GM Rewards Card Sales Sign Up and Spend Offer
Effective Dates: 2026/11/09 - 2026/12/01
Key Features
Collision Avoidance
Backup Camera
Tow Package
Lane Departure Warning
Rear Cross Traffic Alert
Blind Spot Monitor
Parking Assist
Fog Lights
Side-Impact Air Bags
Bluetooth
Satellite Radio
Alloy Wheels
Heated Seats
Leather Seats
Automatic Climate Control
Sunroof/Moonroof
Adaptive Cruise Control
Cruise Control
Remote Start
Push Start
Keyless Entry
Android Auto
Apple Car Play
Wifi Hotspot
Navigation System
Memory Seats
Wireless Phone Charging
Vehicle Description
This vehicle is at Master Buick GMC in Augusta, GA.
The 2026 GMC Sierra 2500HD Denali Ultimate delivers professional-grade capability wrapped in premium refinement. This crew cab in striking Black with Alpine Umber leather interior combines the power of a 6.6L V8 Diesel Turbocharged engine with the control of a 10-speed automatic transmission and 4WD, ready to tackle any job or adventure.
- 6.6L V8 Diesel Turbocharged Engine with 10-Speed Automatic
- 4WD with 2-Speed Active Transfer Case and Off-Road Suspension
- Full Grain Leather Seating with 16-Way Power Driver and Passenger Seats
- Heated and Ventilated Front Seats with Heated Rear Seats
- Premium Bose 12-Speaker Audio System with SiriusXM 360L Trial
- 15" Multicolor Head-Up Display and HD Surround Vision
- Apple CarPlay and Android Auto with Wireless Phone Projection
- Gooseneck/5th Wheel Prep and Max Trailering Packages
- Advanced Safety: Automatic Emergency Braking and Rear Cross Traffic Alert
- 20" Ultra-Bright Machined Aluminum Wheels with Power Sunroof
The Denali Ultimate trim elevates every detail—from the Signature Denali grille in Vadar Chrome to genuine wood accents on the dashboard and door panels. You'll find wireless charging, heated steering wheel, and memory seats that recall your preferences. The truck's technology suite includes trailer side blind zone alert, hitch guidance with hitch view, and an in-vehicle trailering system app. Safety features like lane departure warning, forward pedestrian braking, and occupant sensing airbags work together to protect what matters most. Whether you're hauling a gooseneck trailer or navigating city streets, this Sierra delivers confidence and capability.
Visit us to experience the perfect blend of diesel power, luxury, and versatility that only the Sierra 2500HD Denali Ultimate offers.
Please Contact Us Now By Phone or Email. Don't pay too much for the vehicle you want... $489 Dealer Fee. - Master Buick GMC - " After We Sell, We Serve Since 1937". Located in beautiful Augusta,GA. Price includes: $2000 - GMC Bonus Cash. Exp. 11/30/2026
The Master Difference
Benefits of Buying from Master Buick GMC
(1st Year)
Vehicle Features
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Interior
- Ventilated driver and front passenger seats
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Driver seat power reclining, lumbar support, seatback side bolster support, cushion tilt, fore/aft control and height adjustable control
- Dual-zone front climate control
- Massaging driver seat
- Massaging front passenger seat
- Leather rear seat upholstery
- Automatic climate control
- Leather steering wheel
- Manual tilting steering wheel
- Manual telescopic steering wheel
- Rear under seat climate control ducts
- Rear console climate control ducts
- Bucket front seats
- Driver seat with 12-way directional controls
- Front seat center armrest
- Front passenger seat with 12-way directional controls
- Driver seat with 4-way power lumbar
- Front passenger seat with 4-way power lumbar
- Split-bench rear seat
- Fold-up rear seat cushion
- 60-40 folding rear seats
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Exterior
- First-row sliding and tilting glass sunroof with power 1-touch activation sunshade
- Hitch Guidance vehicle to trailer hitching assist
- Trailer tire pressure sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Trailer brake controller
- Trailer sway control
- Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
- Power extendable trailer mirrors
- Trailer hitch light
- Illuminated power running boards
- Wheel hub covers
- Exterior mirror LED spot lights
- 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels
- LT275/65SR20 AT BSW front and rear tires
- Trailer wiring harness
- Class IV tow rating
- Trailer hitch
- 3 underbody skid plates
- Spray-in pickup bed liner
- Pickup bed-rail protectors
- Full-size spare tire with steel wheel
- Crank-down spare tire
- 2 front tow hooks
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Mechanical
- AutoTrac part and full-time 4WD
- Duramax 6.6L V-8 direct injection, intercooled turbo, diesel, engine with 470HP
- Duramax 6.6L V-8
- Driver selectable steering effort
- Intercooled turbo
- Allison 10-speed automatic
- Selectable mode transmission
- Sequential shift control
- Automatic
- Four-wheel drive
- Two-Speed Transfer Case
- Off-road ride suspension
- Digital Steering Assist speed sensitive power steering
- Lock-up transmission
- Engine block heater
- Front mounted engine
- Compression ignition system
- Longitudinal mounted engine
- Iron engine block
- Aluminum cylinder head
- Overdrive transmission
- Transmission oil cooler
- Duramax V8
- Powertrain type: ICE
- All-speed ABS and driveline traction control
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Safety
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Head-up display
- Automatic Emergency Braking brake assist system
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- Teen Driver restricted driving mode/alerts
- HD Surround Vision w/Hitch View aerial view camera
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Gauge cluster display size: 12.30
- Front mounted camera with washer
- Right side camera
- Pickup box camera
- Left side camera
- Trailer Side Blind Zone Alert blind spot warning
- Auto high-beam headlights
- Immobilizer
- Digital/analog instrumentation display
- Configurable instrumentation gauges
- Electronic stability control system with anti-roll
- Hill Descent Control (HDC)
- Hill start assist
- UltraSonic front and rear parking sensors
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Entertainment
- Primary monitor touchscreen
- Bluetooth wireless audio streaming
- Bose Performance Series speakers
- AudioPilot active noise cancellation
- Premium GMC Infotainment System external memory control
- Internet radio capability
- 2 exterior speakers
- Voice activated audio controls
- AM/FM/SiriusXM with 360Lsatellite
- 2 total number of 1st row displays
- 13.4 inch primary display
- Amplifier
- Bose Centerpoint Surround digital signal processor
- 12 speakers
- Seek scan
- Auxiliary input jack
- 3 month satellite trial subscription
- Fixed audio antenna
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Crash Safety Ratings
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FRONT
5 STAR
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Factory Warranty
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Basic warranty
36 month/36,000 miles
Powertrain warranty
60 month/60,000 miles
Corrosion perforation warranty
72 month/100,000 miles
Roadside warranty
60 month/60,000 miles
Maintenance warranty
12 month/7,500 miles
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Disclaimers
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May not represent actual vehicle. (Options, colors, trim and body style may vary)
The Manufacturer's Suggested Retail Price excludes tax, title, license, and optional equipment; price includes $489 dealer documentation fee. Dealer sets final price.
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Based on 2026 EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary depending on how you drive and maintain your vehicle.
All advertised vehicles are subject to actual dealer availability. Certain vehicles listed may not be available, or may have different prices. *All calculated payments are subject to credit approval and include tax, tag, title, and applicable fees. Advertised price excludes tax, tag, registration, title, processing fee and dealer installed accessories. Vehicle option and pricing are subject to change. Prices include all dealer incentives. Pricing and availability varies by dealership. Please check with your dealer for more information. Prices do not include dealer charges, such as advertising, that can vary by manufacturer or region, or costs for selling, preparing, displaying or financing the vehicle. Images displayed may not be representative of the actual trim level of a vehicle. Colors shown are the most accurate representations available. However, due to the limitations of web and monitor color display, we cannot guarantee that the colors depicted will exactly match the color of the car. Information provided is believed accurate but all specifications, pricing, and availability must be confirmed in writing (directly) with the dealer to be binding. Neither the Dealer nor the website provider is responsible for any inaccuracies contained herein and by using this application you the customer acknowledge the foregoing and accept such terms.
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