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  1. X3 E83 (2004 - 2010)
    Good afternoon everybody; I just join this group. Assuming that BCM has gone bad in my car, I bought a used BCM from Ebay. Here are my QUESTIONs: 1. Assuming that it is in working condition, would it work if I simply replaced it with my old/broken one? 2. If it needs programming, how can I...
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