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 Buick isn't just transportation—it's an upgrade to everything you expect on the road.
- Power-Retractable Assist Steps with LED perimeter lighting and bright accent
- Titanium Rush Metallic exterior color
- 6.6L V8 Diesel Turbocharged (Duramax) engine
- Denali Reserve Package with Technology Package and power sunroof
- 3 Years SiriusXM included
This 2026 GMC Sierra 3500HD Denali is packed with premium features that elevate your driving experience.
From the bold, distinctive styling to the powerful yet efficient Duramax diesel engine, this truck delivers the capability and comfort you demand.
Climb aboard and discover the Denali's luxurious cabin, featuring genuine wood accents, a 13.4" diagonal information display, and a Bose premium audio system. Stay connected with wireless charging, 4G LTE Wi-Fi, and intuitive voice controls. The heated and ventilated front seats, heated rear seats, and heated steering wheel ensure year-round comfort.
Towing and hauling are a breeze thanks to the 6.6L Duramax V8 turbodiesel engine, 10-speed automatic transmission, and 4WD. The Gooseneck/5th Wheel Prep Package and Hitch Package make it easy to equip this Sierra for your biggest jobs and adventures.
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 Buick 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 Buick. Your next upgrade is waiting. Price includes all applicable rebates:$1000 - Buick & GMC Consumer Cash Program. Exp. 06/01/2026
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
1GT4UWEY6TF280791 -
Stock #
TF280791
Features
Options
- Denali Reserve Package
- Gooseneck/5th Wheel Prep Package
- Hitch Package
- Preferred Equipment Group 5SA
- Technology 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 Front Windows with Passenger Express Up/Down
- 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
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar Services capable
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open and Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Sunroof
- Pickup Bed
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Exterior Parking Camera Rear
- 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-Hour 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
- 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
- Auto-Dimming Inside Rearview Mirror with Camera
- 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
- GMC Premium 13.4" Diagonal Information Display
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- Multicolor 15" Diagonal Head-Up Display
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear reading lights
- Rear seat center armrest
- Safety Alert Seat
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Camera Provisions
- 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 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
- Split folding rear seat
- Ventilated Driver and Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance with Hitch View
- Alloy wheels
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Sliding Rear Window with Defogger
- Rain sensing wipers
- Variably intermittent wipers
Location
Big Star Buick GMC
4411 East FwyBaytown, TX 77521
