Rear main seal/intermediate support cover O-ring may leak oil on Porsche Boxster

Engine oil leaks can occur at the rear main seal and/or intermediate support cover o-ring; a revised seal is available. A careful diagnosis with proper tools is necessary to verify dimensional accuracy of the crankshaft to engine block.

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Average mileage: 51,250 (16,000–78,000)
14 model years affected: 1997, 1998, 1999, 2000, more2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
20 people reported this problem
5 people shared problem details
leaking everywhere had to have it changed
2 people like thisFlag inappropiate
oil smell, mech confirmed, rear seal.... ugg..
My real main seal started leaking right on schedule it seems.
Oil leak in area of main seal
leaks at rear main

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