Radio Display Messages - Jeep 2004 Grand Cherokee Owner's Manual

142 UNDERSTANDING YOUR INSTRUMENT PANEL
An ERR symbol will appear on the display if the laser is
unable to read the Disc data for the following reasons:
• Excessive vibration
• Disc inserted upside down
• Damaged disc
• Water condensation on optics

Radio Display Messages

Your radio has been designed to display certain messages
when a problem is detected with the CD player.