Bimmerfest - BMW Forums - View Single Post - DIY - How To Update Transmission Software (2-1 Shift problem)
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Old 05-21-2012, 07:18 PM
mortyx10 mortyx10 is offline
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Location: New Zealand
Join Date: Oct 2011
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Mein Auto: 745i
Originally Posted by 07jace750li View Post
Hey guys I'm looking to update my software and really don't wanna go to the dealer...question forgive my ignorance but I just got my first BMW and don't kno anything bout it till I sign up to this awesome forum I have a 2007 750 li if I update the software what different would it do to my car and do I also need a diagnostic tools if I decide to DIY it??
The procedure is the same as above for every module but remember it could take hours. you better have a power supply connected to your car. but for transmission that is being discussed in this thread, it only takes minutes. tools you need are the ones posted here.