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:

    Settings for Parental Control
    Use the SETUP MENU to access the parental control feature. It allows for control of the type of movie rating content (from G to Adult) that can be viewed and is only accessible when no disc is loa ...

    Shifting out of Park
    This vehicle is equipped with an electronic shift lock release system. The shift lock release is designed to: - Prevent ignition key removal unless the shift lever is in P (Park) with the sh ...

    Special Application Services
    - Vehicles with manual transmissions: Every two years drain, flush, and fill clutch hydraulic system. - Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3, ...