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      12-15-2012, 02:18 PM   #10
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Drives: E82 135i
Join Date: May 2011
Location: East Bay, CA

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2008 BMW 135i  [4.25]
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Originally Posted by Kracken View Post
So if the O map is not really stock, is there anyway to get/write the OEM map back into the ECU so the dealer cant tell it was flashed to begin with? Ill be hitting the dealer quite often for all the free service until it runs out
Otherwise, kinda risky- may wait til warranty expires....
Yep, just uninstall

There is no consensus here on the forums over whether a flash when reverted to stock has any indication of a previous tune. I am sure if they had reasonable ground suspicion for major problems then they would check. But I've had my turbo's replaced due to wastegate rattle and no issues
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