Description

LOSES ONSTAR + FACTORY WARNING CHIME WITHOUT THE FACTORY RADIO, YOU WILL NO LONGER BE ABLE TO PROGRAM ANY FEATURES OF THE "e;DRIVER INFORMATION CENTER"e;. ALL PROGRAMMING MUST BE DONE PRIOR TO REMOVING THE FACTORY RADIO. ONCE THE FEATURES ARE PROGRAMMED, THE FACTORY RADIO CAN BE REMOVED + THE SYSTEM WILL REMEMBER THE SETTINGS. TO CHANGE THE SETTINGS, THE FACTORY RADIO WILL HAVE TO BE RECONNECTED.