[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 VIN 1GT4UREY9TF371880 · Stock TF371880 ![](/_next/image/?url=%2F_next%2Fstatic%2Fimmutable%2Fmedia%2Fno-photo.1dn04h7xk64d3.jpg&w=3840&q=80)Photos coming soon PriceNot listed Call Covert Buick GMC Bee Cave at [(512) 954-9290](tel:+15129549290) for this Sierra 2500HD's price. [Check availability](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey9tf371880/?form=availability)[Schedule a test drive](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey9tf371880/?form=test-drive)[Ask a question](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey9tf371880/?form=question) [Calculate your payment](https://app.autoapr.com/reveal/4d0nhx37/1GT4UREY9TF371880) ## 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 Glacier White Interior Atmosphere/Brownstone Fuel Diesel ### Equipment 146 #### Packages * Denali Reserve Package * Gooseneck/5th Wheel Prep Package * Preferred Equipment Group 5SA * 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 * 7 Speakers * AM/FM radio: SiriusXM with 360L * Bose Premium 7-Speaker Sound System * Premium audio system: Premium GMC Infotainment System 14 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 * 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 52 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 Sunroof * LED Cargo Area Lighting * All-Weather Floor Liners * Auto-dimming Rear-View mirror * Floor-Mounted Center Console * Garage door transmitter * Genuine wood dashboard insert * Genuine wood door panel insert * Heated steering wheel * Rear reading lights * Rear seat center armrest * Voltmeter * 12-Way Power Driver Seat Adjuster with Lumbar * 12-Way Power Passenger Seat Adjuster with Lumbar * Forge Perforated Leather-Appointed Front Seat Trim * Front Center Armrest * 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 * Bumpers: body-color * Front License Plate Kit * IntelliBeam Automatic High Beam on/Off * LED Smoked Amber Roof Marker Lamps * Rear step bumper * Rear Wheelhouse Liners * Signature Chrome Denali Grille * Spray-on Pickup Bedliner with GMC Logo * Turn signal indicator mirrors * Winter Grille Cover * Wheels: 20" Ultra Bright Machined * 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 14 more * Polished Exhaust Tip * 2-Speed Active Transfer Case * 220-Amp Alternator * Engine Block Heater * Exhaust Brake * Heavy-Duty 80 Amp Battery * Bed View Camera with Two Trailer Camera Provisions * Trailer Cam Provisions and Trailer Viewing Software * Trailer Side Blind Zone Alert * Upfitter Switch Kit (5) * Hitch Guidance with Hitch View * in-Vehicle Trailering System App * Power steering * Front anti-roll bar ### From the store Call us at 512-954-9290 Meet the 2026 GMC Sierra 2500HD Denali, a heavy-duty crew cab that combines premium luxury with serious capability. This white Denali arrives equipped with the legendary Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD, delivering the power and control you need for work or adventure. With an Atmosphere Brownstone leather interior, advanced technology, and factory-prepared gooseneck and 5th wheel capability, this truck is built to impress and perform. \- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic and 4WD \- Denali Reserve Package with Gooseneck/5th Wheel Prep Package \- Bose Premium 7-Speaker Sound System with SiriusXM 360L \- Technology Package with 15" Head-Up Display and Wireless Charging \- X31 Off-Road Package with Active Transfer Case and Hill Descent Control \- HD Surround Vision, Bed View Camera with Trailer Provisions, and Trailer Side Blind Zone Alert \- Heated and Ventilated Front Seats with 12-Way Power Adjusters \- Engine Block Heater and 220-Amp Alternator \- Spray-on Bedliner with Premium Denali Grille and Chrome Accents \- Power Sunroof with Deep-Tinted Glass This new Sierra 2500HD Denali represents the pinnacle of heavy-duty truck engineering and luxury. Come see and experience this commanding truck firsthand—contact us today to schedule your showing. Call us at 512-954-9290 Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp. 11/30/2026 $4000 - GMC Bonus Cash. Exp. 11/30/2026 ## Check availability Close 2026 GMC Sierra 2500HD DenaliStock TF371880 · 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 DenaliStock TF371880 · 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 DenaliStock TF371880 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. 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