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      09-03-2012, 09:58 AM   #127
shawnsheridan
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Drives: 2011 535i M-Sport
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Quote:
Originally Posted by X3emist View Post
If you code a change into the ECU and BMW later does an update, does that update overwrite the changes you coded yourself? Will recoding be necessary to restore the desired changes?
If when the Dealer does the update, if that particular ECU is updated by them, then yes, you will loose you custom coding and will have to recode it.
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