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:

    Vehicle Storage
    WARNING Batteries have acid that can burn you and gas that can explode. You can be badly hurt if you are not careful. See Jump Starting on page 10‑92 for tips on working around a battery witho ...

    Retained Accessory Power (RAP)
    These vehicle accessories can be used for up to 10 minutes after the engine is turned off: ○ Audio System ○ Power Windows ○ Sunroof (if equipped) Power to the audio system will ...

    Emergency
    With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it. Push to connect to an Emergency Advisor. GPS technology is used to iden ...