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      09-23-2012, 11:49 AM   #37
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Drives: 2011 BMW 335d
Join Date: Sep 2010
Location: Murland

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Originally Posted by FormerRotor View Post
FYI, I just received my car back after the second recall + oil change and my first two tanks have been 35mpg by true mile/gal calc (no JbD, but some spirited driving, avg speed: 36mph). Second was 32mpg with JBD (and heavier foot, avg speed: 32mph). My OBC seems to be further off though,but it will probably adjust over time.

Is it possible that some service centers may be screwing up the programming?
Removing the JBD or vice versa will cause a skewed result until your DME adapts.
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