| Requires properly equipped Sierra 3500HD Crew Cab Long Box 4WD DRW with available Duramax 6 | The weight of passengers, cargo and options or accessories may reduce the amount you can tow |
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| The weight of passengers, cargo and options or accessories may reduce the amount you can tow | rating requires a Regular Wheelbase model, available 6 |
The weight of passengers, cargo and options or accessories may reduce the amount you can tow.
5| Requires 2WD Canyon Elevation Crew Cab short bed model with available Duramax 2 | 8L I4 Diesel engine, Driver Alert Package and Trailering Package |
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| Requires Crew Cab short box with 5 | Requires properly equipped 2500 Crew Cab Standard Bed model with available 6 |