RTTI - US Spec - Working/not working?
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08-08-2009, 04:01 PM
Drives: AW 328d Touring/SG 335d
Join Date: Jul 2009
Mine works fine in my 2008 335i. A friend had theirs updated by BMW & it no longer works.
I would say yours doesn't work because the German BMW techs don't know what they are doing on US spec cars.
I'm afraid to let them touch it -
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