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:

    Calling for Assistance
    When calling Roadside Assistance, have the following information ready: • Your name, home address, and home telephone number • Telephone number of your location • Location of the vehicle â ...

    Power Outlets
    The accessory power outlets can be used to plug in electrical equipment, such as a cell phone or MP3 player. There is one accessory power outlet located on the instrument panel below the climate ...

    TPMS Sensor Identification Codes
    Each TPMS sensor has a unique identification code. Any time you replace one or more of the TPMS sensors or rotate the vehicle’s tires, the identification codes will need to be matched to the new ...