September 30: LEMON manuals is back up on a temporary server! Slowness is possible
Section 610 (Cooling System - Special Tools)
WARNING: This page is about a different car, the 2007 BMW 760Li, 2006 BMW 760i, 2006 BMW 760Li, and 2005 BMW 760i. However, it is still accessible from the selected car via links, so may be relevant.