Dealer
Contacts
For the least amount of hassle with the purchase of a vehicle, we recommend that you speak only with the above-listed credit union Dealer Representative(s).
Sellerās Comments
Fresh GMCs just hit the lot š Powerful, bold, and loaded with premium featuresācome see what's new before they're gone.
- 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm)
- 7 Speakers
- Bose Premium 7-Speaker Sound System
- Premium audio system: Premium GMC Infotainment System
- SiriusXM with 360L Trial Subscription
- Steering Wheel Audio Controls
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r>This 2026 GMC Sierra 2500HD AT4 is a true workhorse, engineered to tackle any task with uncompromising power and capability. Equipped with the legendary Duramax 6.6L V8 Turbodiesel engine, this Sierra delivers an astounding 470 horsepower and an incredible 975 lb-ft of torque, making it the perfect companion for your toughest jobs.
But this Sierra is more than just brute forceāit's also packed with premium features that elevate your driving experience. The Bose Premium 7-Speaker Sound System and SiriusXM with 360L Trial Subscription ensure you'll enjoy your favorite music, podcasts, and more during your journeys. Steering wheel-mounted audio controls put all the controls you need right at your fingertips, allowing you to stay focused on the road ahead.
The Sierra's off-road-focused AT4 trim level means you'll have the confidence to venture off the beaten path. The X31 Off-Road Package, Hill Descent Control, and Off-Road Suspension work together to provide exceptional capability and control, no matter the terrain.
Inside, the Sierra's premium cabin offers unparalleled comfort and convenience. Heated and ventilated front seats, a heated steering wheel, and a dual-zone automatic climate control system ensure you'll stay comfortable in any weather. The 10-way power driver and passenger seats with lumbar support provide exceptional support and customization, while the split-folding rear seat offers versatility for all your cargo needs.
Safety is also a top priority, with features like Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert working tirelessly to help protect you and your passengers.
Your next GMC is waiting for you right here on our lot. Don't miss the chance to see the latest models, take advantage of current offers, and drive home in something exceptional today. Price includes all applicable rebates:$1000 - Buick & GMC Consumer Cash Program. Exp. 06/01/2026
Summary
-
Miles
4 -
Ext. Color
White -
Int. Color
Jet Black With Kalahari Accents -
Engine
Duramax 6.6L V8 Turbodiesel -
Transmission
Automatic -
Trim
AT4 -
Drivetrain
4WD -
City MPG
0 -
Highway MPG
0 -
VIN
1GT4UPEY5TF265835 -
Stock #
TF265835
Features
Options
- X31 Off-Road Package
- 7 Speakers
- AM/FM radio: SiriusXM with 360L
- Bose Premium 7-Speaker Sound System
- 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
- Air Conditioning
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- Driver Memory
- Memory seat
- Power driver seat
- Power steering
- Power windows
- Push Button Start
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Manual Tilt-Wheel/Telescoping Steering Column
- Off-Road Suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open and Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Pickup Box
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Hill Descent Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Bumpers: body-color
- Gloss Black Header Grille and Grille Insert Bars
- Heated door mirrors
- IntelliBeam Automatic High Beam on/Off
- LED Cargo Area Lighting
- Power door mirrors
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-on Pickup Bedliner with GMC Logo
- Turn signal indicator mirrors
- Winter Grille Cover
- 2 Charge-Only Rear USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- 2 USB Ports
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera with Two Trailer Camera Provisions
- Buckle to Drive
- Compass
- Driver door bin
- Driver vanity mirror
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front Premium Floor Liners with Removable Carpet Insert
- Front reading lights
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- OnStar Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear Premium Floor Liners with Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Cam Provisions and Trailer Viewing Software
- Trailer Side Blind Zone Alert
- Trip computer
- Ultrasonic Front and Rear Park Assist
- Voltmeter
- Wireless Charging
- Wireless Phone Projection
- 10-Way Power Driver Seat Adjuster with Lumbar
- 10-Way Power Passenger Seat Adjuster with Lumbar
- Front Bucket Seats
- 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
- Safety Alert Seat
- Split folding rear seat
- Ventilated Driver and Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance with Hitch View
- in-Vehicle Trailering System App
- Alloy wheels
- Wheels: 20" High Gloss Black 8 Spokes Aluminum
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Front Passenger Windows with Express Up/Down
- Power Sliding Rear Window with Defogger
- Rain sensing wipers
- Variably intermittent wipers
Location
Big Star Buick GMC
4411 East FwyBaytown, TX 77521
