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      03-24-2023, 02:04 PM   #4
//TMT
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Drives: 2020 X2 M35i, 2005 Volvo V50T5
Join Date: Sep 2019
Location: Eastern Massachusetts

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The first time you use Bimmercode, it takes a backup of the car codings which you can restore. In fact, this is required to reverse certain ones. But yeah, a dealer software upgrade will do the same.
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