BMW M3 Forum (E90 E92) - View Single Post - How do I know the dealer changed the oil?

michaelthepsycho · 11-25-2010, 05:51 PM

Mark your filter with a sharpie. If they don't change the filter, they don't change the oil.

11-25-2010, 05:51 PM	#16
michaelthepsycho Lieutenant Colonel 76 Rep 1,644 Posts Drives: 11 Montego Blue E90 335i Step Join Date: May 2009 Location: CA iTrader: (4)	Mark your filter with a sharpie. If they don't change the filter, they don't change the oil. __________________ Former car 2011 BMW 335i Step - Montego Blue / Chestnut Brown
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