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.
- Glacier White Tricoat exterior
- 3 YEARS SIRIUSXM
- LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS
- GOOSENECK / 5TH WHEEL PREP PACKAGE
This 2026 GMC Sierra 3500HD Denali Ultimate is a true standout. With its powerful Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission, this truck delivers exceptional capability and performance. The 4WD system e
sures confident handling in any conditions.
Step inside and you'll be surrounded by premium amenities that elevate the driving experience. The Bose Premium Series 12-speaker audio system provides concert-hall sound, while the heated and ventilated front seats, heated rear seats, and heated steering wheel keep you comfortable no matter the weather. The 13.4" diagonal GMC Premium Information Display and Head-Up Display put vital information right where you need it.
Safety and technology are also top priorities. Features like Automatic Emergency Braking, Forward Collision Alert, and Lane Departure Warning help you stay aware and in control. The Bed View Camera with Trailer Camera Provisions and ProGrade Trailering System make hauling and towing a breeze.
Whether you're tackling tough jobs or enjoying the open road, this Sierra 3500HD Denali Ultimate is built to elevate your driving experience. With its exceptional capabilities, premium amenities, and advanced safety tech, it's the perfect choice for those who demand the very best.
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
White -
Int. Color
Alpine Umber -
Engine
Duramax 6.6L V8 Turbodiesel -
Transmission
Automatic -
Trim
Denali Ultimate -
Drivetrain
4WD -
City MPG
0 -
Highway MPG
0 -
VIN
1GT4UYEY9TF281431 -
Stock #
TF281431
Features
Options
- Gooseneck/5th Wheel Prep Package
- Preferred Equipment Group 5SB
- Technology Package
- 12 Speakers
- 3 Years SiriusXM
- AM/FM radio: SiriusXM with 360L
- Bose Premium Series 12-Speaker 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
- Heads-Up Display
- 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 moonroof
- 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
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- 220 Amp Alternator
- Block heater
- Dual Heavy-Duty 70 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
- ProGrade Trailering System
- Rear step bumper
- Signature Denali Ultimate Grille in Vader Chrome
- Spray-on Pickup Bedliner with GMC Logo
- Turn signal indicator mirrors
- 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
- Leather steering wheel
- 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
- 16-Way Power Driver Seat Adjuster with Lumbar
- 16-Way Power Passenger Seat Adjuster with Lumbar
- Front Bucket Seats
- Front Center Armrest
- Full Grain Leather Seat Trim
- 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
- in-Vehicle Trailering App
- Trailer Tire Pressure Monitor Sensors
- Alloy wheels
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Sliding Rear Window with Defogger
- Rain sensing wipers
- Variably intermittent wipers
- 3.42 Rear Axle Ratio
Location
Big Star Buick GMC
4411 East FwyBaytown, TX 77521
