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New · Covert Buick GMC Bee Cave

# 2026 GMC Sierra 2500HD AT4

VIN 1GT4UPEY8TF349907 · Stock TF349907

![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 1 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F1cf44a68-3dd2-4f5a-bdc4-6798f2360942.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 2 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F1faaa41a-e975-4752-8c29-98e2aaea4091.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 3 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F083cb99c-a470-4c5d-b28e-f8ed7f0e0c6a.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 4 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F18a2aa00-67ad-48d4-8c6f-dcee729670c4.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 5 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F61ad2487-b594-43ff-9ed2-1492841ec12a.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 6 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Ffbd2719f-304c-4326-b3f1-1f945b9f672d.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 7 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Ffc9c78d9-8cc2-4d62-b572-e0693362e04c.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 8 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F4f381a55-b893-46c4-abcd-eeb1f9adc95b.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 9 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F22cc345d-d839-454a-8e10-313ba8f49714.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 10 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F8d6ff806-bda6-4aa9-92a0-110b24f7ac20.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 11 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F5dcd5c35-72fe-444d-b352-91bccb04bd98.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 12 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F17487243-5c04-4726-9e2c-c995e4263545.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 13 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F2f0f722a-1d5e-440c-9f53-b5e30c99a96f.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 14 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F5a27d6a5-2fe1-4ab0-bb33-2cd2a4d5735a.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 15 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F1b0ca93a-3270-4c1d-88f7-1877cc3ebfa2.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 16 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F71345b2e-b9d6-4bbd-838b-309a0be6c30b.jpg&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 17 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Ffd2283f1-1c39-447d-84a5-364eb48ebb8d.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 18 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Ffd28e788-2eb3-484f-9a32-9d26964181dd.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 19 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F0eaf330e-7c42-41da-87f1-265a2df9901e.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 20 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F28e98dfb-4970-463d-89f2-8ba603847afb.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 21 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F6a47ff5f-3ca7-42d6-8fb0-59b8aae1bfcd.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 22 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F6f6ecc88-4eed-4964-bb5f-8bb0af566e21.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 23 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F7d6a78f6-54d7-4a66-8145-738025e63a1d.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 24 of 48](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F3fd4fc13-4408-4301-9ab9-1f13191febc8.png&w=3840&q=80)![2026 GMC Sierra 2500HD AT4 in Volcanic Red, photo 25 of 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48 photos

MSRP$91,544

Dealer discount−$6,868

**Manufacturer offers**Through Nov 30

GMC Bonus Cash−$2,000

Buick & GMC Consumer Cash−$2,500

Price$80,176

Price excludes tax, title, license and the $225 documentary fee.

The offers as the manufacturer names them
* GMC Bonus Cash−$2,000
* Buick & GMC Consumer Cash Program−$2,500

[Check availability](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upey8tf349907/?form=availability)[Schedule a test drive](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upey8tf349907/?form=test-drive)[Ask a question](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upey8tf349907/?form=question)

[Calculate your payment](https://app.autoapr.com/reveal/4d0nhx37/1GT4UPEY8TF349907)

## Calculate your payment

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[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

Volcanic Red

Interior

Jet Black With Kalahari Accents

Fuel

Diesel

### Equipment 148

#### Packages

* AT4 Preferred Package
* AT4 Premium Plus Package
* Gooseneck/5th Wheel Prep Package
* Preferred Equipment Group 4SB
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
* 1st and 2nd Rows All-Weather Floor Liners
* Auto-dimming Rear-View mirror
* Floor-Mounted Center Console
* Front Premium Floor Liners with Removable Carpet Insert
* Heated steering wheel
* Rear Premium Floor Liners with Removable Carpet Insert
* Rear reading lights
* Rear seat center armrest
* Voltmeter
* 10-Way Power Driver Seat Adjuster with Lumbar
* 10-Way Power Passenger Seat Adjuster with Lumbar
* Front Center Armrest
* Heated 2nd Row Outboard Seats
* Heated Driver and Front Outboard Passenger Seats
* Heated front seats
* Heated rear seats
* Perforated Leather-Appointed Front Seat Trim
* 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
22 more
* Bumpers: body-color
* Front License Plate Kit
* Gloss Black Header Grille and Grille Insert Bars
* IntelliBeam Automatic High Beam on/Off
* LED Smoked Amber Roof Marker Lamps
* Off-Road High Clearance Step
* Rear step bumper
* Rear Wheelhouse Liners
* Spray-on Pickup Bedliner with GMC Logo
* Turn signal indicator mirrors
* Winter Grille Cover
* Black Lug Nut & Wheel Lock Kit
* Wheels: 20" High Gloss Black 8 Spokes 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
* 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 (512) 954-9290 This great 2026 Volcanic Red Sierra 2500HD AAT4 is proudly offered to you by Covert Buick GMC Bee Cave. This Sierra 2500HD includes the popular features of AT4 Preferred Package (LED Smoked Amber Roof Marker Lamps, Power Sliding Rear Window with Defogger, and Universal Home Remote), AT4 Premium Plus Package (Power Sunroof), Black Badging Package (Black GMC Emblems and Black Sierra Nameplates), Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 4SB (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, 2-Speed Active Transfer Case, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille and Grille Insert Bars, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Keyless Open and Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Push Button Start, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Ventilated Driver and Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Technology Package (Inside Rearview Auo-Dimming Rear Camera Mirror and Multicolor 15" Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, and Jet Black With Kalahari Accents Leather.

Experience excellence at Covert Buick GMC of Bee Cave, proudly serving Bee Cave, Austin, and neighboring areas for over 115 years. Habla Espanola. Take advantage of our FREE delivery across Texas. For inquiries or test drive appointments, reach us at (512) 954-9290\. Your trusted automotive destination awaits! Price includes: $2000 - GMC Bonus Cash. Exp. 11/30/2026 $2500 - Buick & GMC Consumer Cash Program. Exp. 11/30/2026

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## Similar vehicles in stock

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[![2026 GMC Sierra 2500HD Denali in Sterling Metallic](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F4e93e42b-f769-4ef0-b391-19d5cbe0f1e2.png&w=3840&q=80)New · Covert Buick GMC Bee Cave2026 GMC Sierra 2500HD DenaliSterling Metallic · 4WDMSRP $91,275Total savings $11,064Price$80,211Stock TF371948 · VIN 1GT4UREY6TF371948](/inventory/new-2026-gmc-sierra-2500hd-denali-4wd-4d-crew-cab-1gt4urey6tf371948/)[![2026 GMC Sierra 2500HD AT4 in Dune](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fcf8702ab-480f-43f4-8a3e-997ba2477564.png&w=3840&q=80)New · Covert Buick GMC Bee Cave2026 GMC Sierra 2500HD AT4Dune · 4WDMSRP $91,394Total savings $11,353Price$80,041Stock TF349884 · VIN 1GT4UPEY0TF349884](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upey0tf349884/)[![2026 GMC Sierra 2500HD Denali Ultimate in Sterling Metallic](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F41bd4003-9087-4065-a12c-d032219327c5.png&w=3840&q=80)Used · Covert Buick GMC Bee Cave2026 GMC Sierra 2500HD Denali Ultimate41,958 mi · Sterling Metallic · 4WDPrice$79,604Stock F351128A · VIN 1GT4UXEY5TF103865](/inventory/used-2026-gmc-sierra-2500hd-denali-ultimate-4wd-4d-crew-cab-1gt4uxey5tf103865/)[![2027 Ram 2500 Laramie in Black](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2Fb7a27b12-bf58-4edb-ba20-97ace19a8e2d.png&w=3840&q=80)New · Covert CDJR Bee Cave2027 Ram 2500 LaramieBlack · 4WDMSRP $93,245Total savings $13,352Price$79,893Stock VG409819 · VIN 3C63R5FL9VG409819](/inventory/new-2027-ram-2500-laramie-4wd-4d-crew-cab-3c63r5fl9vg409819/)[![2027 Ram 3500 Laramie in Diamond Black](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F647bfb60-77de-40c5-b011-ae15fca7ea47.png&w=3840&q=80)New · Covert CDJR Bee Cave2027 Ram 3500 LaramieDiamond Black · 4WDMSRP $92,510Total savings $13,161Price$79,349Stock VG411330 · VIN 3C63RRJL0VG411330](/inventory/new-2027-ram-3500-laramie-4wd-4d-crew-cab-3c63rrjl0vg411330/)[![2026 GMC Sierra 3500HD SLE in Onyx Black](/_next/image/?url=https%3A%2F%2Fassets.cai-media-management.com%2Fresize%2F1024x1024%2Fcommon-vehicle-media%2F680bb92d-932f-4606-afe5-17f628ebc9e1.png&w=3840&q=80)New · Covert Buick GMC Bee Cave2026 GMC Sierra 3500HD SLEOnyx Black · 4WDPrice$78,072Stock TF188365 · VIN 1GD5UTEY2TF188365](/inventory/new-2026-gmc-sierra-3500hd-sle-4wd-double-cab-1gd5utey2tf188365/)