Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, if it is equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
See also:
All Terrain chassis and suspension
Based on the chassis of the 2011 Sierra HD trucks, the All Terrain HD
features a fully boxed steel frame with exceptional strength and torsional
stiffness. It incorporates the production models' n ...
Memory Features
On vehicles with the memory feature, the “1” and “2” buttons on the outboard
side of the driver seat are used to manually save and recall the driver seat and
outside mirror positions. Th ...
Vehicle Security
This vehicle has theft-deterrent features; however, they do not make it impossible to steal. ...