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).
Seller’s Comments
Come see why driving a GMC isn't just transportation—it's an upgrade to everything you expect on the road.
This 2026 GMC Sierra 2500HD Denali is a true marvel, blending uncompromising capability with refined style and cutting-edge technology. Equipped with the powerful Duramax 6.6L V8 Turbodiesel engine and a 10-speed automatic transmission, this Sierra 2500HD delivers exceptional performance and efficiency, whether you're hauling heavy loads or tackling rugged terrain.
- 6.6L V8 D
esel 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)
- Premium audio system: Premium GMC Infotainment System
- Bose Premium 7-Speaker Sound System
- Spray-on Pickup Bedliner with GMC Logo
- Power-Retractable Assist Steps
- Signature Chrome Denali Grille
Beyond its impressive capabilities, this Sierra 2500HD Denali pampers you with a wealth of premium features and advanced technologies. Sink into the luxurious, ventilated leather-appointed front seats and enjoy the convenience of the 15-inch diagonal Head-Up Display, wireless charging, and the seamless integration of Apple CarPlay and Android Auto.
The Sierra 2500HD Denali also comes equipped with a host of advanced safety features, including Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert, giving you peace of mind on every journey.
At the end of the day, the right vehicle doesn't just get you where you're going—it changes how you feel getting there. That's exactly what GMC delivers. Smooth, stylish, and packed with features you'll appreciate every single drive.
Don't just take our word for it—come experience it for yourself. Stop by today, take a seat behind the wheel, and see why so many drivers are making the switch to GMC. Your next upgrade is waiting. Price includes all applicable rebates:$2000 - Buick GMC Bonus Cash. Exp. 08/03/2026
Summary
-
Miles
2 -
Ext. Color
Silver -
Int. Color
Black -
Engine
Duramax 6.6L V8 Turbodiesel -
Transmission
Automatic -
Trim
Denali -
Drivetrain
4WD -
City MPG
0 -
Highway MPG
0 -
VIN
1GT4UREY6TF280596 -
Stock #
TF280596
Features
Options
- Gooseneck/5th Wheel Prep Package
- Hitch Package
- Preferred Equipment Group 5SA
- Technology Package
- X31 Off-Road Package
- 3 Years SiriusXM
- 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
- Universal Home Remote
- 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
- Power Sunroof
- 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
- Polished Exhaust Tip
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- 220-Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Bumpers: body-color
- Front License Plate Kit
- Heated door mirrors
- IntelliBeam Automatic High Beam on/Off
- LED Cargo Area Lighting
- LED Smoked Amber Roof Marker Lamps
- Power door mirrors
- Power-Retractable Assist Steps
- Rear step bumper
- Rear Wheelhouse Liners
- Signature Chrome Denali Grille
- 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
- All-Weather Floor Liners
- 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 reading lights
- Garage door transmitter
- Genuine wood dashboard insert
- Genuine wood door panel insert
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- Inside Rearview Auo-Dimming Rear Camera Mirror
- Multicolor 15" Diagonal Head-Up Display
- OnStar Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- 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
- 12-Way Power Driver Seat Adjuster with Lumbar
- 12-Way Power Passenger Seat Adjuster with Lumbar
- Forge Perforated Leather-Appointed Front Seat Trim
- Front Bucket Seats
- Front Center Armrest
- Heated 2nd Row Outboard Seats
- Heated Driver and Front Outboard Passenger Seats
- Heated front seats
- Heated rear seats
- 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" Ultra Bright Machined
- 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
