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      11-14-2012, 11:25 AM   #15
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Drives: E92 M3 DCT
Join Date: Feb 2010
Location: AE

Posts: 311
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Originally Posted by m33 View Post
Never mind just saw that ur DCT,
Take off your bypass valve use a vacuum tool to suck air so the piston lifts then release and see how fast your piston shuts , if it closes slowly that's your problem
Thanks for the ino, so if the BPV piston shuts slowely that means it needs to be changed?
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