About the Security System
If Model 3 does not detect an authenticated
phone, key fob, or key card and a locked door
or trunk is opened, an alarm sounds and the
headlights and turn signals flash. To deactivate
the alarm, press any button on the mobile app
or tap your key card or key fob against
Remove
Remove the LH front door trim panel. See
Panel - Door Trim - Front - LH (Remove and Replace).
Remove the rear of the inner belt seal from the door.
Release the rest of the seal from the door, and then remove the seal
from the door.
Install
Installation procedure is the rever