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Old 11-14-2012, 10:06 AM
v8power v8power is offline
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Location: IL
Join Date: Oct 2011
Posts: 259
Mein Auto: 2013 550xi M-sport
On that side, I think its either the vanos o-ring seal or valve cover gasket. Check under the vanos. If it is leaking just swap it out. One bolt each.
2011 X5 35i Sport
2007 E92 335i
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