See also:

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle Diag ...

CD-R- or CD-RW- Supported File and Folder Structure
The radio supports: • Up to 50 folders. • Up to 8 folders in depth. • Up to 50 playlists. • Up to 255 files. • Playlists with an .m3u or .wpl extension. • Files with an .mp3, .wma, o ...

Operation
AM-FM Radio Radio with CD (MP3) Shown; Radio with USB and CD (MP3), Radio with USB and Six-Disc CD (MP3), and Radio with CD Similar Radio with USB, CD, and DVD (MP3) The vehicle has one of ...