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1. To avoid the risk of injury, never use Recovery Hooks to tow a vehicle. For more information, see the Recovery Hooks section of the vehicle Owner’s Manual.
2. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.
3.Vehicle user interface is
a product of Apple and its terms and privacy statements apply. Requires
compatible iPhone and data plan rates apply. Apple CarPlay, iPhone, Siri and
Apple Music are trademarks of Apple Inc., registered in the U.S. and other
countries.
4.Vehicle user interface is a product of Google and its terms
and privacy statements apply. Requires the Android Auto app on Google Play and
a compatible Android smartphone. Data plan rates apply. You can check which smartphones are compatible
at g.co/androidauto/requirements
Due to global Semi-Conductor supply shortages, GM vehicles may not have some standard features and options. Please check with your local GMC dealer to confirm the vehicle’s specifications prior to purchase. Vehicles not equipped with Automatic Stop/Start will be less fuel efficient.
SPECS
SIERRA 2500 HEAVY DUTY
AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO | AVAILABLE MAXIMUM HORSEPOWER 401 |
AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO 8,392 Kg1 | AVAILABLE MAXIMUM TORQUE 629 Nm |
AVAILABLE MAXIMUM PAYLOAD OF UP TO 1,829 Kg1 | AVAILABLE MAXIMUM CARGO BED VOLUME 2,368 Liters2 |
SIERRA 3500 HEAVY DUTY
AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO 8,346
Kg
1 | AVAILABLE MAXIMUM HORSEPOWER 401 |
AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO 8,482 Kg 1 | AVAILABLE MAXIMUM TORQUE 629 Nm |
AVAILABLE MAXIMUM PAYLOAD OF UP TO 3,151
Kg
1 | AVAILABLE MAXIMUM CARGO BED VOLUME 2368
Liters
2 |
SIERRA 2500 HEAVY DUTY
AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO 7,258 Kg1 | AVAILABLE MAXIMUM HORSEPOWER 401 |
AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO 8,392 Kg1 | AVAILABLE MAXIMUM TORQUE 629 Nm |
AVAILABLE MAXIMUM PAYLOAD OF UP TO 1,829 Kg1 | AVAILABLE MAXIMUM CARGO BED VOLUME 2,368 Liters2 |
SIERRA 3500 HEAVY DUTY
AVAILABLE MAXIMUM CONVENTIONAL TRAILERING CAPACITY OF UP TO 8, 346 Kg1 | AVAILABLE MAXIMUM HORSEPOWER 401 |
AVAILABLE MAXIMUM GOOSENECK/FIFTH-WHEEL RATING OF UP TO 8,482 Kg1 | AVAILABLE MAXIMUM TORQUE 629 Nm |
AVAILABLE MAXIMUM PAYLOAD OF UP TO 3,151 Kg1 | AVAILABLE MAXIMUM CARGO BED VOLUME 2,368 Liters2 |
Get ready to take your ride to the next level with OnStar Connected Services. Activate your free trial and 10 years of Standard Connectivity§
We are here to make sure you are always connected, no matter where the road takes you.
Get ready to revolutionize your driving experience! With just a tap of your finger, you can keep your car in tip-top shape and control it from afar with ease.
With a team of specially trained Advisors§ and 25 years of know-how, our safety and security services have got your back 24/7
Explore OnStar services that are required to suit your everyday needs.
ENTERTAINMENT
Bring your favorite online world of entertainment with you wherever you go thanks to our super strong 4G LTE Wi-Fi § that delivers speedy and dependable internet, connecting up to 7 devices.
STANDARD CONNECTIVITY
By activating OnStar, you get up to 10 years of Standard Connectivity § that will allow you to enjoy benefits like Monthly Health Checks, Diagnostic Alerts§, Dealer Maintenance Notifications § and Smart Driver § features.
Get your dream Sierra HD and experience it in a whole new way in just a few clicks – what are you waiting for?
Due to global Semi-Conductor supply shortages, GM vehicles may not have some standard features and options. Please check with your local GMC dealer to confirm the vehicle’s specifications prior to purchase. Vehicles not equipped with Automatic Stop/Start will be less fuel efficient.
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