Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Lane Departure Warning (LDW)
    The vehicle may have a Lane Departure Warning (LDW) system. Read this entire section before using the system. WARNING: The Lane Departure Warning (LDW) system does not steer the vehicle and is o ...

    Battery Voltage and Charging Messages
    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 t ...

    Sensor
    The solar sensor, located on top of the instrument panel near the windshield, monitors the solar heat. The climate control system uses the sensor information to adjust the temperature, fan sp ...