To help with positioning, after backing up to a trailer hitch using Hitch View1, Sierra Heavy Duty will automatically apply the parking brake upon shifting into Park to avoid unintentional rolling.
1. AT4 trim shown. Requires properly equipped vehicle. 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.