See also:

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. ...

Units
Press and release the UP or DOWN button until “Units” displays highlighted in the EVIC and press the SELECT button. The EVIC, odometer, and navigation system (if equipped) can be changed bet ...

Media Center 130 (Sales Code RES)
NOTE: The radio sales code is located on the lower right side of the radio faceplate. Media Center 130 (RES) ...