See also:

SERVICE PARK BRAKE
For vehicles with the electric parking brake, this message displays if a problem is detected with the electric parking brake system. See your dealer for service. ...

SERVICE ALL WHEEL DRIVE
This message displays if a problem occurs with the All-Wheel Drive (AWD) system. The vehicle will run in 2WD. This could be caused by: - An electronics problem - An AWD system oil overheat - ...

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 r ...