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:

    Turning the System On and Off
    The URPA system can be turned on and off using the park assist button located next to the shift lever. The LED next to the park assist button lights up when the system is on and turns off w ...

    Off-Road Recovery
    The vehicle's right wheels can drop off the edge of a road onto the shoulder while driving. If the level of the shoulder is only slightly below the pavement, recovery should be fairly easy. Ease o ...

    Automatic Operation
    The system automatically controls the fan speed, air delivery, air conditioning, and recirculation in order to heat or cool the vehicle to the desired temperature. When the AUTO indicator light is ...