[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 1GT4UREY1TF265049 · Stock TF265049 ![2026 GMC Sierra 2500HD Denali in Titanium, photo 1 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F4dbf54e8-d30b-48c9-b8ab-0e040b2dfabc.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 2 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F923ac63f-c03c-4c58-a196-ad8bf3c09003.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 3 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F1f5c054b-9c70-4be4-9bcc-601fff9ba00b.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 4 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F98ad39ae-c0b3-4854-9fc0-0b6edc2bf3e9.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 5 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fffeb718b-08ce-4903-b733-90446914e324.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 6 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fa61f2c42-5479-4d10-8cec-5a45ec2872b4.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 7 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fd2962e85-3f58-4f16-ae21-0ca66646106d.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 8 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F06fb0ca9-e961-4454-89bc-7038c57c8858.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 9 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F91a79600-72a5-434a-85c2-4f8c61bd1873.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 10 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fa7eaad4b-b404-4202-ac05-f1de59cf6a3e.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 11 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F185acbde-808b-4047-8a62-1e91e2f7aadf.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 12 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fcca0640e-961e-463b-8ce8-d98752831bc1.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 13 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F26cc2be7-c2bd-44a5-b9f8-5030a8bc8485.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 14 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8ab5a168-6a4f-404c-a991-2e0f7d35e5cb.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 15 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F658240a9-7a9a-4f36-a249-473ffd81a3ee.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 16 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8e107438-34d4-4bfd-bfb5-c160cba91c99.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 17 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8a336d35-606e-446a-8cd5-f2c07f4fd8c7.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 18 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fec200147-bcb5-4e3d-967e-df4103096806.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 19 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F15580e52-b77b-4308-a4dc-41ac7bee6ba1.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 20 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F5cbd93c8-457b-4edf-a12b-d9056e857aa7.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 21 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8c767c81-5de7-4813-8da8-a4e5db22c651.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 22 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Faadc7838-a268-4bdd-851e-00747a6c7684.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 23 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F90caaff0-7a46-4529-b740-8cf63ce3ebeb.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 24 of 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48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F98a74eaa-93f2-4bb5-a0a6-a4800fef24d8.png&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 41 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8a0b2a85-9c3a-46fd-9bc0-160569d031e7.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 42 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F0eabdd86-7602-420b-96de-25e5d8c3edfc.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 43 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F19b2bda0-ee56-4065-91eb-6407662ac411.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 44 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fbd905b61-e3c3-48ea-aed1-d141cb7faed1.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 45 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Ffeff5b8d-7a63-44c9-a122-bc3fb01fc924.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 46 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F7995725d-fb84-49ae-b471-9d84c0f6a5bd.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 47 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F060062d8-4fd9-4491-a16c-e791872f935c.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD Denali in Titanium, photo 48 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F5aebdee8-1f77-4fde-bfe6-18835e0fee9e.jpg&w=3840&q=80) 48 photos MSRP$92,154 Dealer discount−$9,500 **Manufacturer offers**Through Nov 30 GMC Bonus Cash−$4,000 Buick & GMC Consumer Cash−$1,500 Price$77,154 Price excludes tax, title, license and the $225 documentary fee. The offers as the manufacturer names them * GMC Bonus Cash−$4,000 * Buick & GMC Consumer Cash Program−$1,500 [Check availability](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey1tf265049/?form=availability)[Schedule a test drive](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey1tf265049/?form=test-drive)[Ask a question](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey1tf265049/?form=question) [Calculate your payment](https://app.autoapr.com/reveal/4d0nhx37/1GT4UREY1TF265049) ## 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 Black Fuel Diesel ### Equipment 142 #### Packages * Denali Reserve Package * Gooseneck/5th Wheel Prep Package * Max Trailering Package * Preferred Equipment Group 5SA 2 more * Technology Package * 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 * 3 Years SiriusXM * 7 Speakers * AM/FM radio: SiriusXM with 360L * Bose Premium 7-Speaker Sound System 15 more * Premium audio system: Premium GMC Infotainment System * 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 51 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 * 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 18 more * Bumpers: body-color * 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 * 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 11 more * Polished Exhaust Tip * 2-Speed Active Transfer Case * 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 * Hitch Guidance with Hitch View * in-Vehicle Trailering System App * 3.73 Rear Axle Ratio * Power steering * Front anti-roll bar ### From the store Experience the pinnacle of power and capability with the 2026 GMC Sierra 2500HD Denali. This exceptional heavy-duty pickup is engineered to conquer any task, from hauling heavy loads to tackling the toughest terrain. Beneath the bold, commanding presence of the Denali's signature chrome grille and sculpted exterior lies a true workhorse, powered by the legendary Duramax 6.6L V8 Turbodiesel engine. \- 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) \- Denali Reserve Package \- Gooseneck/5th Wheel Prep Package \- Max Trailering Package \- Technology Package \- X31 Off-Road Package \- Bose Premium 7-Speaker Sound System \- SiriusXM with 360L Trial Subscription \- Steering Wheel Audio Controls \- Electric Rear-Window Defogger \- 120-Volt Bed Mounted Power Outlet \- Push Button Start \- Remote Vehicle Starter System This Sierra 2500HD Denali is more than just a powerful truck—it's a premium, technologically-advanced companion that will elevate your driving experience. The Multicolor 15" Diagonal Head-Up Display and Wireless Charging keep you connected and informed, while the Trailer Cam Provisions and Trailer Viewing Software make towing a breeze. The Ventilated Front Seats and Heated Rear Seats ensure comfort in any weather, and the Ultrasonic Front and Rear Park Assist and Rear Cross Traffic Alert provide added peace of mind. Designed to conquer the most demanding jobs, the Sierra 2500HD Denali is equipped with the Max Trailering Package, featuring a Gooseneck/5th Wheel Prep Package and the Duramax Diesel engine. With a towing capacity of up to 35,500 lbs and a payload capacity of up to 7,442 lbs, this heavy-duty powerhouse is ready to handle your toughest tasks. Experience the ultimate in capability, technology, and luxury with the 2026 GMC Sierra 2500HD Denali. Visit our showroom today and let us demonstrate how this exceptional vehicle can transform the way you work, play, and explore. We're confident that once you experience the uncompromising performance and refined sophistication of the Sierra 2500HD Denali, you'll be driving home in your new trusted companion. 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 TF265049 · 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 TF265049 · 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 TF265049 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. 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