See also:

Ignition Positions (Key Access)
The ignition switch can be turned to four different positions. To shift out of P (Park), the ignition switch must be in ON/RUN or ACC/ACCESSORY and the brake pedal must be applied. Notice: ...

SUSPENSION MODE TOUR (CTS-V ONLY)
This message will be displayed when touring mode is selected using the Magnetic Ride Control button in the center of the instrument panel. See Magnetic Ride Control for more information. ...

Radio Message
Locked: Displays when the TheftLock® system has locked up the infotainment system. Take the vehicle to your dealer for service. If any error occurs repeatedly or if an error cannot be correct ...