For my case, the leaks came thru the vapor barriers in the door. I could not believe how much water could get in if I didn't see it myself!

The fix was easy, but drying the carpets was the hardest part.

__________________

Here's the Photo Album of my (sold) X3; Album of my (newish) X5 is on the way!
(WARNING: read this before you buy anything from Umnitza)