Thread: Confused about combox needed
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      09-06-2018, 05:23 PM   #3
pelon222
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Drives: E90 328i
Join Date: Jun 2018
Location: Tucson

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Quote:
Originally Posted by ptpending View Post
you need to replace your tcu and mulf2high with combox, repin harness and code new options
which combox would I need, from what years
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