BMW M3 Forum (E90 E92) - View Single Post

Richbot · 02-20-2019, 01:49 PM

I think non-FM = more lockup earlier, in general, but it's a factory spec fluid, they only later in the run decided to do all-FM fluid iirc and it was a TSB for anyone complaining of noise or groaning to change to FM fluid

02-20-2019, 01:49 PM	#977
Richbot Major General 2760 Rep 5,483 Posts Drives: Jerez Black E90 Join Date: Sep 2007 Location: STL iTrader: (5)	I think non-FM = more lockup earlier, in general, but it's a factory spec fluid, they only later in the run decided to do all-FM fluid iirc and it was a TSB for anyone complaining of noise or groaning to change to FM fluid __________________
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