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
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problem details
1999 Porsche Boxster 78,000 mi,
leaking everywhere had to have it changed
1997 Porsche Boxster 71,000 mi,
oil smell, mech confirmed, rear seal.... ugg..
2004 Porsche Boxster 47,000 mi,
My real main seal started leaking right on schedule it seems.
2003 Porsche Boxster 49,500 mi,
Oil leak in area of main seal
2004 Porsche Boxster 16,000 mi,
leaks at rear main