Jeep Liberty: Notes On Playing MP3/WMA Files - Media Center 230 (REQ) — AM/FM Stereo Radio And 6–Disc CD/DVD Changer (MP3/WMA 
AUX Jack) - Understanding Your Instrument Panel - Jeep Liberty Owner's ManualJeep Liberty: Notes On Playing MP3/WMA Files

The radio can play MP3/WMAfiles; however, acceptable MP3/WMAfile recording media and formats are limited.

When writing MP3/WMA files, pay attention to the following restrictions.

Operation Instructions - (Disc Mode For CD And MP3/WMA Audio Play, DVD-Video)
The radio DVD player and many DVD discs are coded by geographic region. These region codes must match in order for the disc to play. If the region code for the DVD disc does not match the region ...

Supported Media (Disc Types)
The MP3/WMA file recording media supported by the radio are CDDA, CD-R, CD-RW, MP3,WMA, DVD Video, DVD-R, DVD-RW, DVD+R, DVD+RW, and CDDA+MP3. ...

See also:

Automatic Headlights — If Equipped
This system automatically turns the headlights on or off according to ambient light levels. To turn the system on, turn the end of the multifunction lever to the AUTO position (third detent). Wh ...

Warning and indicator lights
All-Wheel Drive (AWD) warning light (AWD models)* Anti-lock Braking System (ABS) warning light Brake warning light Charge warning light Electric power steering warning light Engin ...

Horn
Horn To sound the horn, push the center pad area of the steering wheel. Do not disassemble the horn. Doing so could affect proper operation of the supplemental front air bag system. Tam ...