BMWNA agreed to replace my gage cluster but not the nav screen.
However, the rep suggested my local dealer might have marketing support. Long story short, my local Service Advisor fought my battle and got the approval to replace both the gauge cluster and nav screen. I just had to pay $54.40 for the labor.
See thread below
http://www.xoutpost.com/x5-e53-forum/...av-screen.html