Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

    See also:

    Time and Date Settings
    From the Time & Date Settings screen button, press to display the Time & Date Settings menu. Set Time: Press the up or down arrows to increase or decrease the Hours and Minutes displa ...

    Cruise Control
    The cruise control buttons are located on the left side of the steering wheel. : On/Off. + RES: Press to accelerate or resume speed. SET–: Press to set or decrease the speed. (Cancel): P ...

    Root Directory
    The root directory is treated as a folder. All files contained directly under the root directory are accessed prior to any root directory folders. ...