Mcurcio, I've never but I figure it would do the same as me pressing up on rear of glass panel. I just vent the window to make the sound go away, but that can be cold in winter

PS: would love to hear of your install and potential success.
PPS: what are the two kits for your pano roof repair? I can only find one at ECS.
BMW E53 X5 N62 4.4L Search SiteSearch Panoramic ES#2145031 Panoramic Roof Repair Kit - 54107227894

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I swear, my cars are like a girlfriend.
Sometimes its a rough ride, sometimes its smooth motorin'.
Sometimes she doesnt like how i treat her and sometimes i dont like how she behaves.
BUT at the end of the day, she loves it when I am inside her.

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'91 850i
'05 X5 4.4i
'09 Clubman S