July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

64 00... Overview Of Heater - A/C System Components

WARNING: This page is about a different car, the 2005 BMW 760Li, 2004 BMW 760i, 2004 BMW 760Li, and 2003 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Heater - A/C System Components

Courtesy of BMW OF NORTH AMERICA, INC.