In Reply to: 328Ci: Wind noise on driver's window/rattle (more) posted by Chris on November 22, 1999 at 23:29:50:
yes. I have same problem. Commonly reported, see archives, I think BMW is doing repairs on it now,
rear windows at least in sedans will rattle uncontrollably if you keep the front windows up while rear windows are down. apparently a design flaw, also documented in archives.