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:

    Obstacle Detection Feature
    The Obstacle Detection Feature is part of the express-up feature and is active: - In the middle and upper portions of the window opening. - During window up movements. - In ignition OFF during a ...

    Sound
    Press CONFIG to enter the configure menu options, then press CONFIG again, repeatedly until Sound is selected or press the Sound screen button to make speaker and DSP (Digital Signal Processing) a ...

    Engine Drive Belt Routing
    CTS V6 Engines CTS-V 6.2L V8 Engine ...