Vehicle highlights
- 4WD
- Blind Spot Assist
- Backup Camera
- Heated Seats
- Leather Seating
- Opening Sunroof
Price and listing details
Source pricing details
- MSRP
- $106,224
No advertised purchase price was provided. These source amounts are informational only and do not constitute an advertised selling price or purchase offer.
The dealer did not provide Car Handshake with an itemized fee breakdown.
- Stock number
- 36645
- VIN
- 1GT4UYEYXTF297699
- Seen in inventory
- Listing updated
Confirm availability and transaction details with the dealership.
Specifications
Overview
- Year
- 2026
- Make
- GMC
- Model
- Sierra 3500 HD
- Trim
- Denali Ultimate
- Condition
- New
- Body
- Pickup
- Mileage
- 2,719 mi
Engine & drivetrain
- Fuel
- Diesel
- Driveline
- 4WD
- Transmission
- Automatic
- Engine
- 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP
Exterior & interior
- Exterior color
- White
- Interior color
- Brown
Seating and powertrain
- Seats
- Not confirmed
- Third row
- Not confirmed
- Powertrain
- Diesel
Seat count does not confirm a third row. Check unconfirmed details with the dealership.
Features
44 listedSafety
11
- Backup Camera
- Forward Automatic Emergency Braking
- Parking Sensors (Front and Rear)
- Lane Departure Warning
- Trailer tire pressure sensors
- Cruise Control
- Blind Spot Assist
- Forward collision mitigation with pedestrian impact prevention, Pedestrian impact prevention
- Automatic Emergency Braking predictive brake assist system
- Front and rear parking sensors
- Rear seat check warning
Comfort & interior
11
- Remote Start
- Opening Sunroof
- Leather Seating
- Heated Steering Wheel
- Sun / Moonroof
- Cooled Seats
- Heated Seats
- Power Seats
- Climate Control
- Keyfob remote start
- Keyless Entry
Technology
9
- Head-up Display
- Smart Device Mirroring
- Navigation
- Bluetooth
- Mobile hotspot internet access
- 7 USB ports, Hill Hold Assist
- 2 wireless speakers
- 2 exterior speakers
- 1 exterior 120V AC power outlet
Exterior & utility
7
- Trailer Hitch
- Tow Hitch
- Hitch Guidance with Hitch View vehicle to trailer hitching assist
- GMC ProGrade Trailering System trailer light test
- GMC ProGrade Trailering System trailer light malfunction warning
- GMC ProGrade Trailering System trailer theft alarm
- Tinted Windows
Performance
6
- AutoTrac part and full-time 4WD
- Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP
- Duramax 6.6L V-8
- Driver selectable steering effort, Intercooled turbo
- Selectable mode transmission
- Transmission electronic control
Dealer notes
2026 GMC Sierra 3500 HD Denali Ultimate commands the road with a presence that matches its heavy-duty capability. The Glacier White exterior cuts a sharp profile, while the Alpine Umber interior offers a refined, quiet sanctuary for long hauls.
With the raw power of the 6.6L turbo-diesel engine and the confidence of AutoTrac 4WD, this truck handles demanding towing and rugged terrain with ease. Whether you are navigating a job site or heading out for a weekend getaway, the heated steering wheel and panoramic sunroof ensure every mile feels effortless and composed.
Dealership location
Monarch Auto Concierge
123 Monarch Street, Tampa, FL, 33601









