[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 AT4 VIN 1GT4UPE70TF348662 · Stock TF348662 ![](/_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-at4-4wd-4d-crew-cab-1gt4upe70tf348662/?form=availability)[Schedule a test drive](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upe70tf348662/?form=test-drive)[Ask a question](/inventory/new-2026-gmc-sierra-2500hd-at4-4wd-4d-crew-cab-1gt4upe70tf348662/?form=question) [Calculate your payment](https://app.autoapr.com/reveal/4d0nhx37/1GT4UPE70TF348662) ## 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 Transmission 10-speed automatic Drivetrain 4WD Body 4D Crew Cab Exterior Sterling Metallic Interior Jet Black With Kalahari Accents Fuel Gasoline ### Equipment 146 #### Packages * AT4 Preferred Package * AT4 Premium Plus Package * Black Badging 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 23 more * Black GMC Emblems * Black Sierra Nameplates * 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 * 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 10 more * 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 Call us at 512-954-9290 \- AT4 Premium Plus Package with Power Sunroof \- Technology Package \- X31 Off-Road Package with 2-Speed Active Transfer Case \- Bose Premium 7-Speaker Sound System \- SiriusXM with 360L Trial Subscription and 3 Years Service \- Heated and Ventilated Front Seats with 10-Way Power Adjustment \- Bed View Camera with Trailer Camera Provisions \- HD Surround Vision with Ultrasonic Park Assist \- Wireless Phone Projection and Charging \- Multicolor 15" Head-Up Display \- Remote Vehicle Starter System \- Spray-on Pickup Bedliner with GMC Logo \- All-Weather Floor Liners, 1st and 2nd Rows \- Black Badging Package with Black Lug Nut and Wheel Lock Kit \- 20" High Gloss Black Aluminum Wheels This 2026 GMC Sierra 2500HD AT4 in Sterling Metallic silver represents serious capability built for those who demand performance and refinement. Equipped with a 6.6L V8 engine paired with a 10-speed automatic transmission and 4WD, this truck delivers the power and traction you need for any job or adventure. The AT4 Premium Plus Package elevates your driving experience with a power sunroof, comprehensive technology features, and the distinctive AT4 high clearance step. The included Technology Package provides advanced connectivity through the premium GMC infotainment system, Apple CarPlay and Android Auto integration, and wireless phone projection for seamless smartphone integration. Interior comfort takes priority with heated and ventilated front seats featuring 10-way power adjustment with lumbar support, premium perforated leather trim, and heated rear outboard seats. The wireless charging pad and multiple USB ports throughout the cabin keep your devices powered. A Bose premium 7-speaker sound system delivers quality audio, complemented by three years of SiriusXM service. Safety and visibility are built in with HD surround vision, a bed view camera with trailer provisions, trailer side blind zone alert, and ultrasonic front and rear park assist. The inside rearview auto-dimming rear camera mirror and multicolor 15" head-up display keep you informed. Automatic emergency braking and forward collision alert provide additional peace of mind on every drive. Versatility shines with the X31 Off-Road Package featuring an off-road suspension, 2-speed active transfer case, and hill descent control for confident terrain management. The spray-on bedliner protects your truck bed, while the bed-mounted 120-volt power outlet supports your tools and equipment. All-weather floor liners in the first and second rows protect your investment from the elements. The AT4 appearance is distinctly refined with the black badging package, black GMC emblems, and black Sierra nameplates. Premium touches include automatic high-beam headlights, rain-sensing wipers, heated door mirrors, and turn signal indicator mirrors. With only 5 miles on this new truck, you're getting a factory-fresh vehicle ready for your ownership. Call us at 512-954-9290 ## Check availability Close 2026 GMC Sierra 2500HD AT4Stock TF348662 · 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 AT4Stock TF348662 · 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 AT4Stock TF348662 · Covert Buick GMC Bee Cave First name Last name Email Phone An email or a phone number is enough. 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