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      11-25-2012, 09:51 AM   #2
Bill B.
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Drives: '12 135i, '13 X135i '15 S1000R
Join Date: Sep 2011
Location: Cary, NC

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If you are referring to alternating-code remotes (which most all garage door remotes are now), then yes, you must program the mirror with the code prior to programming the door opener.