SERVICE BRAKE SYSTEM
This message displays, while the ignition is on, when the brake fluid level is low. The brake system warning light on the instrument panel cluster also comes on.
See Brake System Warning Light for more information.
This message may also be displayed for other brake system problems. Have the brake system serviced by your dealer as soon as possible.
See also:
Replacement Bulbs
For replacement bulbs not listed
here, contact your dealer. ...
Object Detection System Messages
PARK ASSIST OFF
This message displays when the park assist system has been turned off or
when there is a temporary condition causing the system to be disabled. See
Ultrasonic Parking Assist.
S ...
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...






