445 HP†
445 HP†
7,571 LBS†
7,571 LBS†
14,000 LBS†
14,000 LBS†
40,000 LBS†
40,000 LBS†
SPEC HIGHLIGHTS
PROVEN POWERTRAINS AND CAPABILITY

New 6.6L V8 Gas Engine
- 401 hp
- 464 lb-ft of torque
- Compression Ratio of 10.75:1
- Valve Train: overhead-valve, two valves per cylinder, variable valve timing
- Paired with a 6-speed Automatic Transmission

Available 6.6L Duramax Turbo Diesel V8
- 445 hp
- 910 lb-ft of torque
- Compression Ratio of 16:1
- Diesel Exhaust Brake System
- Valve Train: overhead-valve, four valves per cylinder
- First-ever factory installed Diesel Engine After-Run cooling function
- Paired with the Allison® 10-Speed Automatic Transmission

All-New Available Allison 10-Speed Automatic Transmission
The all-new Allison 10-speed automatic transmission features closer gear spacing that allows the engine to operate in an optimal range at all times with varying load and terrain conditions. An available chain-driven Power Takeoff (PTO) feature is offered straight from the factory on the Allison transmission, so you can transfer power from the engine to aftermarket equipment, such as generator hydraulic pump†.

STAY CONNECTED
The advanced technology inside the Sierra 3500 HD Chassis Cab commercial truck helps keep you confidently connected to help you get the job done while on the road.

Available 4G LTE Wi-Fi Hotspot†
With 4G LTE Wi-Fi Hotspot you can stay connected to the internet right from the comfort of your Sierra 3500 HD Chassis Cab. Connect up to seven devices including compatible smartphones, tablets and laptops with a reliable high-speed connection from up to 50 feet from your vehicle. You and your passengers can seamlessly check email or stream content all on the go.
Available 8" Diagonal GMC Infotainment System† with Bluetooth®†
The 8" Diagonal GMC Infotainment System provides voice-activated, hands-free communication and entertainment, including the ability to:
- Make and receive hands-free phone calls
- Access all of your phone contacts
- Enjoy wireless Bluetooth® streaming audio for music and most phones

Available Apple CarPlay Compatibility†
With Apple CarPlay™ compatibility you can access iPhone features such as hands-free phone calls and messaging, Apple Music™, Apple Maps and more.

Available Android Auto Compatibility†
Android Auto seamlessly connects your compatible smartphone so you can get directions using Google Maps, listen to music via Google Play Music and more.

OnStar Vehicle Insights†
See more, know more and do more with OnStar Vehicle Insights.™ Get real-time vehicle information that can help you improve route planning, identify select service needs before they become an issue, get driver behavior data and more. Plus, OnStar Vehicle Insights uses OnStar® embedded hardware so it’s available in most 2015 and newer GM vehicles and is waiting to be activated. It’s the simple way to gain real-time insights to help your business maximize operational efficiency and optimize productivity. Learn more about OnStar Vehicle Insights.
CUSTOM UPFITS
Utilizing the strong foundations of the Sierra Heavy Duty, Chassis Cab features multiple custom upfit configurations that give you the flexibility to select custom aftermarket upfits based on your business needs. Learn more about upfit configurations.
DUMP TRUCK

Upfit Options Include:
- Dump Truck
- Flatbed
- Utility/Service Body
- Platform/Stake Body
- Snow Plow/Spreader
- Ambulance/Rescue
VIEW INVENTORY
FLATBED

Specialty Vehicle Manufacturers
To help make the upfitting process easier, General Motors can recommend specialty vehicle manufacturers who are experienced with General Motors products and specialty applications
The site being linked to is provided by third party resources to help you locate products with solutions that could work for your business. The vehicles on the site show equipment from an independent supplier and are not covered by the GM New Vehicle Warranty. GM is not responsible for the safety or quality of independent supplier alterations.

Business Choice Program
Purchase or lease a Sierra for your business and take advantage of Business Choice offers with cash allowances on either accessories or upfits.

Business Elite Dealers
Partner with a GMC Business Elite Dealer and we’ll take the time to learn about your unique business challenges and offer you real solutions.