Before you can operate Autosteer, you must
enable it by touching Controls > Autopilot >
Autosteer (Beta).
To indicate that Autosteer is
available (but not actively
steering Model 3), the
touchscreen displays a gray
Autosteer icon.
To initiate Autosteer, move the gear lever fully
down
Remove
Open the trunk.
Lift up the rear trunk floor, and then remove it from the vehicle.
Remove the trunk sill trim. See
Trim - Sill - Trunk (Remove and Replace).
Release the trunk seal from the trunk perimeter, and then remove the
seal from the body.
Install
Install the trunk