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:

    Lamps On Reminder
    The lamps on reminder light comes on when the lights are in use. ...

    Antilock Brake System (ABS) Warning Light
    The Antilock Brake System (ABS) light comes on briefly when the engine is started. If the light does not come on, have the vehicle serviced by your dealer. If the ABS light comes on and stays on w ...

    Programming the Universal Remote System
    For questions or help programming the Universal Remote system, call 1-800-355-3515 or go to www.homelink.com. Programming a garage door opener involves time-sensitive actions, so read the e ...