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Scrippy · 07-07-2019, 07:21 PM

Tune up time? Plugs and air filter and if it persists maybe look at TA's, idle control valve or tank breather. Obviously a code reader would help. If the RPM drop is after a fill up then most likely tank breather.

07-07-2019, 07:21 PM	#2
Scrippy Lord Scrip 1813 Rep 3,013 Posts Drives: 2011 M3 Coupe Join Date: Jan 2012 Location: LA,Ca iTrader: (0) Garage List [0.00] 2007 BMW 335i [0.00]	Tune up time? Plugs and air filter and if it persists maybe look at TA's, idle control valve or tank breather. Obviously a code reader would help. If the RPM drop is after a fill up then most likely tank breather. __________________
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