Quote:
Originally Posted by Weasel
06 X5 did not have "power management" and doesn't need the battery replacement registered in the DME, E70 does... The only way it would take retrofit programming is if they were switching you from lead acid (white battery) to AGM (black battery) as the charging profile is very different.
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This..
Your probably going to be fine, and switching from an agm to a lead acid would probably be ok in a pinch as long as the lead acid is vented properly. AGM batterys cannot be charged as "hot" as led acid batterys.