See also:

OnStar®
OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services. ...

Maintenance Records
After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts. ...

MP3 CD-R or CD-RW Disc
The radio may have MP3 capability. With this feature, the radio plays MP3 files that were recorded on a CD-R or CD-RW disc. Song title, artist name, and album can display when files are recorded ...