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:

    SBZA Messages
    The following messages may appear on the infotainment display: SIDE BLIND ZONE ALERT SYSTEM OFF: This message indicates that the driver has turned the system off. SIDE BLIND ZONE ALERT SYS ...

    Engine Oil Pressure Light
    Notice: Lack of proper engine oil maintenance can damage the engine. Driving with the engine oil low can also damage the engine. The repairs would not be covered by the vehicle warranty. Check t ...

    Battery Replacement
    To change the batteries: 1. Loosen the screw to the battery door located on the left side of the headphones. 2. Slide the battery door open. 3. Replace the two AAA batteries. 4. Replace the bat ...