2008 Chrysler PT Cruiser Owner Manual - Page 39

THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 37 To disarm the system: Unlock a front door using the Keyless Entry Transmitter. Starting the vehicle with a valid Sentry key will disarm the system. A valid key is one that is programmed to that particular vehicle. A valid key will disarm the system, an invalid key will trigger the alarm. Tamper Alert If the horn sounds three times when you unlock a front door using the Keyless Entry Transmitter, the alarm has been activated. Check the vehicle for tampering. Security System Manual Override The system will not arm if you lock the doors using the manual door lock plunger. Door Lock Plunger 2 LIFTGATE (SEDAN) The liftgate can be unlocked by pressing twice on the remote keyless entry button or by activating the power door lock switches located on the front doors.