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      11-12-2012, 03:05 PM   #4
madmanhiker
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Drives: '11 E92 335i
Join Date: Jul 2008
Location: Jacksonville, Fl

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the only time we have seen DME issues associated with JB4 is where connections were incorrect, faulty, or the install/removal or "tweak" was done with the battery connected. It's a very reliable piggy-back tune and generally very safe.
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