TTY Users

OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn-by-Turn Navigation.

    See also:

    When to Inspect the Engine Air Cleaner/Filter
    Inspect the air cleaner/filter at the Maintenance II intervals and replace it at the first oil change after each 50,000 mile (80 000 km) interval. See Scheduled Maintenance for more information. ...

    Finding a Program Type (PTY) Station(RDS and XM™)
    To select and find a desired PTY perform the following: 1. Turn the P-TYPE knob to select a PTY. 2. Once the desired PTY displays, press the SEEK TYPE button to select and go to the PTY’s fir ...

    Scheduling Service Appointments
    When your vehicle requires warranty service, contact your dealer/retailer and request an appointment. By scheduling a service appointment and advising your service consultant of your transportati ...