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      12-07-2014, 04:28 PM   #1
yep
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Drives: M235i ED June 11
Join Date: Apr 2014
Location: Deutschland

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Oil filter change - didn't swap the small O-ring, problem?

I did an oil change today and I didn't swap out the small O-ring that came in the oil filter box. Is this a problem? I inspected the one on the oil filter housing and it looked fine so I left it.
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