Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
Recovery hooks, front, frame-mounted, black
Steering, Recirculating ball with smart flow power steering system
Trailer brake controller, integrated
Transmission, 6-speed automatic, heavy-duty
OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)