Many new cars feature in car garage door openers that eliminate the need for a remote clipped to the visor.
Mercedes garage door pairing.
Now you no longer need a handheld unit on your visor.
If you have programmed a garage door opener to your mercedes benz and would like to keep it skip this step press the two buttons on the bottom on the rear view mirror.
Mercedes benz is one such brand with said feature but as mercedes benz is known for they take the technology one step further and feature an opener with three programmable buttons to operate three separate garage doors.
This is a video from mercedes on how to program your homelink garage door opener.