Great info. I'm almost at 15k...I was debating whether to do a simple drain and fill.
Did you flush the entire system?
2015 F34 328iX GT Glacier Silver
2011 E90 M3 Monte Carlo Blue
2004 E46 M3 Imola Red
Last edited by bigjae1976; 05-01-2012 at 10:10 AM.