See also:

AM or FM Button (CD MODE)
Switches the radio into the AM or FM radio mode. ...

Media Center 230 (REQ) — AM/FM Stereo Radio And 6–Disc CD/DVD Changer (MP3/WMA AUX Jack)
NOTE: The radio sales code is located on the lower right side of the radio faceplate. Media Center 230 (REQ) ...

Customer-Programmable Features (System Setup)
Personal Settings allows you to set and recall features when the transmission is in PARK. If the transmission is out of PARK or the vehicle begins moving, a warning message SETUP NOT AVAILABLE, ...