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      11-17-2013, 09:08 PM   #15
Lambobimmer
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Drives: 2022 X3 M40i, 2018 TTRS
Join Date: Jan 2010
Location: Tarheel

iTrader: (14)

I just had the same issue fixed. Severe rough idle when restarting the car and it was determined that all of the injectors needed to be replaced. No issues with idle once all injectors replaced. I would bet that this is your problem. My car was also at 40k.
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