Remove
Remove the LH side rail trim. See Trim - Side Rail - LH (Remove and
Install).
Disconnect the electrical connector from the FM antenna amplifier.
Remove the bolt and release the clip that attach the FM antenna
amplifier to the C-pillar, and then remove the amplifier from the
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