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      04-09-2015, 04:36 PM   #16
kd0t
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Drives: M235i
Join Date: Oct 2014
Location: SoCal

iTrader: (0)

I had this only once in 4k miles. It just sounded like the car was struggling at cold start but it became normal after like 15 seconds. It's most definitely the intake.. Something with the MAF sensor?
Appreciate 0