Insert the ignition key into the driver door lock.
Turn the key counterclockwise.
Turn the key clockwise to lock the door.
Turn the key counterclockwise to unlock the door again. This will shut the alarm off and reset the system.The 2002 Chevy Malibu uses an anti-theft system to prevent your vehicle from being stolen. The anti-theft system sounds an alarm and cuts power to the ignition if the vehicle is broken into. Occasionally, the 2002 Malibu's alarm may go off accidentally. When this happens, you need to know how to reset the alarm.