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:

    Storing Memory Positions
    To save into memory: 1. Adjust the driver seat, outside mirrors, and the power steering column, if equipped, to the desired driving positions. 2. Press and hold “1” until two beeps sound. 3 ...

    StabiliTrak® OFF Light
    This light should come on briefly as the vehicle is started. If it does not come on, have the vehicle serviced by your dealer. This light comes on when the StabiliTrak system is turned off by ...

    SIDE BLIND ZONE ALERT SYSTEM OFF
    This message indicates that the driver has turned the system off. ...