9-3 XWD (9440) L4-2.0L Turbo (B207R) (2009)
3. A complete erase deletes the frequencies from all three buttons. It is not possible to erase the memory of a single button.
Identifying a garage door with rolling security code
Garage doors with rolling security codes manufactured after 1996 can be identified as follows:
1. Read the garage door's instruction manual.