41 5.... Replace Door
WARNING: This page is about a different car, the 2010 BMW M5, 2009 BMW M5, 2008 BMW M5, 2007 BMW M5, and 2006 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
For production reasons the side impact beam is only screwed loosely.
Tighten screws of side impact beam.