Thanks Jim for the info. The manual says 7.4 the dealer where i purchased it said 8.5 and everything I look up says anywhere from 6.9 to 8.5. That probably explains why it was an inch above the max when I purchased it. Another reason why I do my own maintenance.

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Dave
88 300E 250K Sold
2000 C230K Totaled @104K
2003 ML320 156K Sold
2009 E350 4Matic Sport 46K Sold
2011 ML350 60K Sold
2014 GLK350 46k Sold
2012 GL450 67K
2016 E550 Cabriolet 48K