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:

    Vehicle Personalization
    The audio system controls are used to access the personalization menus for customizing vehicle features. Not all features are available on every vehicle. Only the features available on a particula ...

    Head Restraints
    WARNING With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/spinal injury in a crash. Do not drive until the head restrai ...

    Storing Memory Positions
    To save into memory: 1. Adjust the driver seat, outside mirrors, and the power steering column, if equipped, to the desired driving positions. 2. Press and hold “1” until two beeps sound. 3 ...