OnStar Services

See also:

California Perchlorate Materials Requirements
Certain types of automotive applications, such as airbag initiators, seat belt pretensioners, and lithium batteries contained in Remote Keyless Entry transmitters, may contain perchlorate materials. ...

Brake Assist
This vehicle has a brake assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydraulic brake co ...

Driver Seat Easy Exit
When on, this feature will move the driver seat rearward upon turning the ignition off and opening the driver door. This may be performed to make it easier to exit the vehicle. See “Easy Ex ...