
SHOP ALL GMC SIERRA HD TRUCKS At Mildenberger Motors in Hamilton, MT
The Unstoppable 2024 GMC Sierra HD: Performance and Luxury
The Sierra HD is no joke. A daunting truck, this beast of the automotive industry is designed to provide unstoppable performance while immersing you in premium features and sophisticated technology.
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Performance
Feel the grunt of the 6.6L V8 gas engine alongside one other fervent option that won't disappoint.
- 401 horsepower
- 464 pound-feet of torque
- 10.8:1 Compression Ratio
- Available 6.6L Duramax Turbo Diesel V8 with a new turbocharger and Allison 10-Speed Transmission
The Sierra HD's formidable powertrain is complemented by its Advanced Trailering System. With seamless integration and intuitive usage, this system ensures you stay in control even when towing up to a whopping 22,500 pounds around Hamilton, MT. Whether it's a heavy payload or a substantial trailer, the Sierra HD is built to handle it with ease and finesse.
Note that the Sierra 3500 boasts a larger towing and payload capacity. While the Sierra 2500 can tow up to 22,500 pounds alongside a payload capacity of 3,759 pounds - the Sierra 3500 offers 36,000 pounds of towing capacity and 7,290 pounds of payload capacity.


Technology
Incorporating fervent, high-class, and intelligent technology, the 2024 GMC Sierra HD embraces the future with open arms.
The heart of this tech-savvy marvel is the standard 13.4-inch diagonal center touchscreen and the 12.3-inch diagonal driver information center. These sophisticated displays ensure that all controls and vital information are within easy reach and clearly visible for a sophisticated drive around Stevensville.
For mobile integration, the Sierra HD supports both Apple CarPlay and Android Auto, offering seamless connectivity for navigation, entertainment, and communication. This ensures that you stay connected and entertained as you traverse Missoula.
Interior
Dive inside the beautiful, ornate, and personalized interior that is unmistakably GMC-DNA, designed for ultimate comfort.
The Sierra HD offers dual-zone automatic climate control, ensuring that both driver and passengers can enjoy their preferred temperature settings. Upholstery options include premium materials, such as leather and high-quality cloth, allowing you to customize the look and feel of your cabin. The ingenious design also provides ample cargo space, ensuring that all of your belongings are securely stored and easily accessible.


Exterior
The 2024 GMC Sierra HD's exterior is a blend of bold design and functional prowess, sure to attract onlookers around Lolo.
- Front Fascia: The front fascia boasts a commanding presence with an intricately designed grille and advanced LED headlamps that pierce through the dark, providing unparalleled visibility and style.
- Rear: The rear of the Sierra HD is equally impressive, featuring LED tail-lamps and a multifunction tailgate that offers exceptional versatility for loading and unloading cargo.
- Body: The robust body of the Sierra HD is engineered for durability and strength, ensuring that it not only looks tough but can handle the harshest conditions with ease.
Safety Features
The 2024 GMC Sierra HD prioritizes your safety with an array of advanced features designed to keep you and your loved ones protected.
- Forward Collision Alert
- Lane Departure Warning
- Automatic Emergency Braking
- Front and Rear Park Assist
- HD Surround Vision
- Rear Cross Traffic Alert
- Safety Alert Seat

Trim Levels
SLE
Standard 6.6L V8 Gas Engine With Allison 10-Speed Automatic Transmission, Standard 13.4-inch, Diagonal Center Touch-Screen and 12.3-inch Diagonal Driver Information Center, Available X31 Off-Road Package With Twin-Tube Rancho® Shocks and Skid Plates
SLT
Dual-zone Automatic Climate Control, Available 10-Way Power-Adjustable Front Heated and Ventilated Bucket Seats With Perforated Leather Appointments
AT4
Unique Jet Black Interior With Kalahari Accents and Heated and Ventilated Perforated Front Leather Seating Surfaces, Standard 20" Gloss-Black Aluminum Wheels With Available BFGoodrich Off-Road Tires, Off-Road Suspension Package With Twin-Tube Rancho Shocks and Skid Plates
Denali
Denali-Exclusive Authentic Open-Pore Wood, Patterned Aluminum Trim, and Forge Perforated Leather Seating Surfaces, Standard 20-inch Ultra-Bright Machined Wheels With Bright Chrome Inserts (Single Rear Wheel Models Only), 13.4-inch Diagonal Center Touch-Screen, 12.3-inch Diagonal Digital Driver Information Center and Available Multicolor 15-inch Diagonal Head-Up Display
AT4x
35-inch Goodyear Territory MT Tires, Factory-Installed 1.5-inch Suspension Lift, Larger Steel Transfer Case Skid Plate and Front Aluminum Skid Plate
Denali Ultimate
Ultimate Alpine Umber Interior Featuring Full-Grain Leather Seating, Authentic Open-Pore Paldao Wood, and 16-Way Power Front Seats With Massage Feature 12-Speaker Bose Premium Series With Centerpoint Surround Sound, Standard Illuminated Power Assist Steps, and MultiPro Audio System by KICKER
Schedule a Test Drive
Discover the resilience of the new 2024 Sierra HD at Mildenberger Motors near Florence.
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Mildenberger Motors
1717 N 1st
Hamilton Montana, MT 59840
- Sales: (877) 384-1816