[Home](/) / [New vehicles](/new-vehicles/) / [GMC](/new-vehicles/gmc/) / [Sierra 2500HD](/new-vehicles/gmc/sierra-2500hd/) New · Covert Buick GMC Bee Cave # 2026 GMC Sierra 2500HD Denali Ultimate VIN 1GT4UXEY9TF350600 · Stock TR350600 ![](/_next/image/?url=%2F_next%2Fstatic%2Fimmutable%2Fmedia%2Fno-photo.1dn04h7xk64d3.jpg&w=3840&q=80)Photos coming soon MSRP$105,434 Dealer discount−$6,450 **Manufacturer offers**Through Nov 30 GMC Bonus Cash−$2,000 Price$96,984 Price excludes tax, title, license and the $225 documentary fee. [Check availability](/inventory/new-2026-gmc-sierra-2500hd-denali-ultimate-4wd-4d-crew-cab-1gt4uxey9tf350600/?form=availability)[Schedule a test drive](/inventory/new-2026-gmc-sierra-2500hd-denali-ultimate-4wd-4d-crew-cab-1gt4uxey9tf350600/?form=test-drive)[Ask a question](/inventory/new-2026-gmc-sierra-2500hd-denali-ultimate-4wd-4d-crew-cab-1gt4uxey9tf350600/?form=question) [Calculate your payment](https://app.autoapr.com/reveal/4d0nhx37/1GT4UXEY9TF350600) ## Calculate your payment Close [Trading in your car for this GMC Sierra 2500HD?Get an offer for it and put it toward this one.](/value-your-trade/) Covert Buick GMC Bee Cave[(512) 954-9290](tel:+15129549290) 16501 Sweetwater Village Dr Bldg 1, Austin, TX 78738 Sales: Monday to Saturday, 9 AM to 7 PM; closed Sunday ### Details Engine 6.6L V8 diesel Transmission 10-speed automatic Drivetrain 4WD Engine Duramax 6.6L V8 Turbodiesel Body 4D Crew Cab Exterior Titanium Interior Alpine Umber Fuel Diesel ### Equipment 147 #### Packages * Black Badging Package * Gooseneck/5th Wheel Prep Package * Preferred Equipment Group 5SB * Technology Package 1 more * X31 Off-Road Package #### Safety * Emergency communication system: OnStar * Lane Departure Warning System * Security system * Unauthorized Entry Theft-Deterrent System 21 more * Automatic Emergency Braking * Buckle to Drive * Following Distance Indicator * Forward Collision Alert * Front Pedestrian Braking * HD Surround Vision * Inside Rearview Auo-Dimming Rear Camera Mirror * Rear Cross Traffic Alert * Ultrasonic Front and Rear Park Assist * Safety Alert Seat * Traction control * 4-Wheel Disc Brakes * ABS brakes * Dual front impact airbags * Dual front side impact airbags * Low tire pressure warning * Occupant sensing airbag * Overhead airbag * Brake assist * Electronic Stability Control * Panic alarm #### Technology * 12 Speakers * AM/FM radio: SiriusXM with 360L * Bose Premium Series 12-Speaker System * Premium audio system: Premium GMC Infotainment System 15 more * Radio: AM/FM Stereo with Premium GMC Infotainment System * SiriusXM with 360L Trial Subscription * Steering Wheel Audio Controls * 120-Volt Bed Mounted Power Outlet * 120-Volt Instrument Panel Power Outlet * Heads-Up Display * 2 Charge-Only Rear USB Ports * 2 Charge/Data USB Ports Inside Center Console * 2 USB Ports * Apple CarPlay/Android Auto * Multicolor 15" Diagonal Head-Up Display * OnStar Services Capable * Wireless Charging * Wireless Phone Projection * Steering wheel mounted audio controls #### Interior * Automatic temperature control * Electric Rear-Window Defogger * Front dual zone A/C * Rear window defroster 53 more * Driver Memory * Memory seat * Power driver seat * Push Button Start * Remote Vehicle Starter System * Universal Home Remote * Manual Tilt-Wheel/Telescoping Steering Column * Keyless Open and Start * Power moonroof * Power Sunroof * LED Cargo Area Lighting * Auto-dimming Rear-View mirror * Floor-Mounted Center Console * Garage door transmitter * Genuine wood dashboard insert * Genuine wood door panel insert * Heated steering wheel * Leather steering wheel * Rear reading lights * Rear seat center armrest * Voltmeter * 16-Way Power Driver Seat Adjuster with Lumbar * 16-Way Power Passenger Seat Adjuster with Lumbar * Front Center Armrest * Full Grain Leather Seat Trim * Heated 2nd Row Outboard Seats * Heated Driver and Front Outboard Passenger Seats * Heated front seats * Heated rear seats * Power passenger seat * Ventilated Driver and Front Passenger Seats * Ventilated front seats * Power Front Passenger Windows with Express Up/Down * Power Sliding Rear Window with Defogger * Air Conditioning * Power windows * Remote keyless entry * Speed control * Compass * Driver door bin * Driver vanity mirror * Front reading lights * Illuminated entry * Outside temperature display * Overhead console * Passenger vanity mirror * Tachometer * Telescoping steering wheel * Tilt steering wheel * Trip computer * Front Bucket Seats * Split folding rear seat * Passenger door bin #### Exterior * Pickup Box * Auto High-beam Headlights * Front fog lights * Auto-dimming door mirrors 20 more * Black GMC Emblems * Black Sierra Nameplates * Bumpers: body-color * IntelliBeam Automatic High Beam on/Off * LED Smoked Amber Roof Marker Lamps * Rear step bumper * Rear Wheelhouse Liners * Signature Denali Ultimate Grille in Vadar Chrome * Spray-on Pickup Bedliner with GMC Logo * Turn signal indicator mirrors * Wheels: 20" Ultra-Bright Machined Aluminum * Deep-Tinted Glass * Front Rain-Sensing Wipers * Rain sensing wipers * Delay-off headlights * Fully automatic headlights * Heated door mirrors * Power door mirrors * Alloy wheels * Variably intermittent wipers #### Mechanical * Off-Road Suspension * Speed-sensing steering * Front wheel independent suspension * Hill Descent Control 13 more * 2-Speed Active Transfer Case * 220-Amp Alternator * Block heater * Dual Heavy-Duty 70 Amp Battery * Bed View Camera with Two Trailer Camera Provisions * Trailer Cam Provisions and Trailer Viewing Software * Trailer Side Blind Zone Alert * Hitch Guidance with Hitch View * in-Vehicle Trailering System App * Trailer Tire Pressure Monitor Sensors * 3.42 Axle Ratio * Power steering * Front anti-roll bar ### From the store Call us at 512-954-9290 This 2026 GMC Sierra 2500HD Denali Ultimate delivers capability and refinement engineered for those who demand the best from their truck. Finished in Silver with a Duramax 6.6L V8 Turbodiesel engine and 4WD, this truck combines serious towing and hauling power with modern convenience and luxury appointments designed for discerning owners. \- Black Badging Package \- Gooseneck/5th Wheel Prep Package \- Preferred Equipment Group 5SB \- Technology Package \- X31 Off-Road Package \- Bose Premium Series 12-Speaker System \- SiriusXM with 360L Trial Subscription \- Multicolor 15" Diagonal Head-Up Display \- HD Surround Vision with Bed View Camera \- Heated and Ventilated Front Seats \- Power Sunroof \- Wireless Phone Projection and Charging \- Hill Descent Control with Off-Road Suspension The Denali Ultimate trim showcases attention to detail throughout. Black GMC emblems and Sierra nameplates create a distinctive appearance, while the signature Denali Ultimate grille in Vadar Chrome commands presence on the road. The spray-on pickup bedliner with GMC logo protects your investment, and LED smoked amber roof marker lamps add refined styling that stands out. Technology elevates every drive with the Premium GMC Infotainment System featuring wireless phone projection, comprehensive camera systems including trailer side blind zone alert and rear cross traffic alert, and ultrasonic front and rear park assist. The inside rearview auto-dimming rear camera mirror and bed view camera with trailer camera provisions make maneuvering and towing straightforward and safe. Comfort extends to every seat with 16-way power driver and passenger seat adjusters featuring lumbar support, full grain leather seat trim, and heated second row outboard seats alongside ventilated front seats. The power sunroof lets natural light flood the cabin, while the heated steering wheel adds another layer of convenience during cold weather. Capable features built into this truck include the 2-speed active transfer case, off-road suspension with hill descent control, and trailer tire pressure monitor sensors. The gooseneck and 5th wheel prep package readies this truck for serious hauling duties. OnStar services capability keeps you connected, while remote vehicle starter system and keyless open and start add practical convenience to ownership. With only 5 miles on the odometer, this Sierra 2500HD Denali Ultimate stands ready for its first owner to experience the blend of luxury, technology, and genuine work capability that defines this truck. Call us at 512-954-9290 Price includes: $2000 - GMC Bonus Cash. Exp. 11/30/2026 ## Check availability Close 2026 GMC Sierra 2500HD Denali UltimateStock TR350600 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. ZIP code (optional) Leave this field empty Check availability By submitting, you agree that Covert Buick GMC Bee Cave may contact you about this request by phone, text or email. ## Schedule a test drive Close 2026 GMC Sierra 2500HD Denali UltimateStock TR350600 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. ZIP code (optional) Preferred day (optional) Time of day (optional)Any timeMorningAfternoonEvening Leave this field empty Schedule a test drive By submitting, you agree that Covert Buick GMC Bee Cave may contact you about this request by phone, text or email. ## Ask a question Close 2026 GMC Sierra 2500HD Denali UltimateStock TR350600 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. 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