I have a 1989 535iA, North America (an E34) with the coolant expansion tank up against the fire wall, not attached to the radiator. According to the following:

http://www.pelicanparts.com/BMW/tech...lant-Flush.htm

that type system is self bleeding. Is this been the experience with others who have flushed and refilled their own coolant? Thinking I should bleed it no matter what it says.

TIA