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:

    Reclining Seatbacks (Bucket Seats Only)
    On vehicles with second row bucket seats, the seatbacks can be reclined. To recline the seatback: 1. Lift the lever on the outboard side of the seat. 2. Move the seatback to the desired position, ...

    Lamp Messages
    AFL (ADAPTIVE FORWARD LIGHTING) LAMPS NEED SERVICE This message displays when the Adaptive Forward Lighting (AFL) system is disabled and needs service. See your dealer. See Adaptive Forward Lig ...

    Engine Coolant Temperature Gauge
    This gauge shows the engine coolant temperature. If the indicator on the gauge moves towards the shaded area on the thermostat, it means that the engine coolant has overheated. If the vehicle has ...