Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

    See also:

    Parking Brake
    To set the parking brake, hold the regular brake pedal down, then push the parking brake pedal down. If the ignition is on, the brake system warning light will come on. See Brake System Warning ...

    Manual Lumbar
    Manual Lumbar If equipped, increase or decrease manual lumbar support by turning the knob forward or rearward. ...

    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 ...