USB Supported File and Folder Structure

The radio supports:
• Up to 700 folders.
• Up to eight folders in depth.
• Up to 65,535 files.
• Folder and file names up to 64 bytes.
• Files with an .mp3 or .wma file extension.
• AAC files stored on an iPod.
• FAT16
• FAT32

    See also:

    Cellular and GPS Antennas
    Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

    Playing from an iPod
    This feature supports the following iPod models: ○ iPod nano (1st, 2nd, 3rd, and 4th generation) ○ iPod with video (5.0 and 5.5 generation). Video is not shown; only audio is supported. ...

    Playing a CD-R or CD-RW MP3
    (Tune): Turn to select MP3/WMA files. SEEK: Press to go to the start of the track, if more than 10 seconds have played. Press and hold or press multiple times to continue moving backward through tr ...