Requires 2WD Denali Crew Cab Short Bed with 5.3L V-8 fuel engine. Requires 4WD Double Cab with out there 6.2L V8 and Max Trailering Package. Requires Sierra 3500 HD Regular Cab Long Bed 2WD DRW with out there Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a car or use it for trailering, carefully General review the Trailering section of the Owner’s Manual. Requires properly equipped 3500 Crew Cab SRW Standard Box 4WD mannequin with 6.6L gas V8 engine. These most payload ratings are intended for comparability functions only.
In addition, there’s a third system, …