OnStar Services

See also:

SERVICE BRAKE ASSIST
This message may be displayed when there is a problem with the brake boost assist system. When this message is displayed, the brake boost assist motor might be heard operating and you might ...

Automatic Door Lock
The doors are programmed to automatically lock when the shift lever is moved out of P (Park). The automatic door lock feature cannot be disabled. ...

Head Restraint Removal and Reinstallation
The rear outboard head restraints can be removed if they interfere with the proper installation of the child restraint. To remove the head restraint: 1. Partially fold the seatback forward. See Rear ...