Battery

The battery supplies power to start the engine and operate any additional electrical accessories.

• To avoid break-down or failure to start the vehicle, maintain a battery with full cranking power.

• Trained dealer technicians have the diagnostic equipment to test the battery and ensure that the connections and cables are corrosion-free.

    See also:

    Trip/Fuel Menu Items
    Press MENU on the turn signal lever until Trip/Fuel Information Menu is displayed. Use to scroll through the following menu items: • Digital Speedometer • Trip 1 • Trip 2 • Power ...

    How OnStar Service Works
    Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free ...

    BATTERY SAVER ACTIVE
    This message displays when the vehicle has detected that the battery voltage is dropping beyond a reasonable point. The battery saver system starts reducing certain features of the vehicle t ...