61 33 060 Removing And Installing/Replacing Left Fanfare Horn
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
Release screws (1).
Release screw (2) and remove cover (1).
Unlock plug connections (3) and disconnect.
Release nuts (2) and remove fanfare horn (1).