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:

    Trunk Deck Inboard Taillamp and Backup Lamp
    Driver Side Shown, Passenger Side Similar A. Backup Lamp B. Taillamp To replace any one of these bulbs: 1. Open the trunk. 2. Remove the push pins (A) retaining the trunk deck trim cover. 3. ...

    Reporting Safety Defects to the United States Government
    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NH ...

    Key Lock Release
    Vehicles with an automatic transmission are equipped with an electronic key lock release system. The key lock release is designed to prevent ignition key removal unless the shift lever is in P ( ...