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thejeremyman9 · 04-05-2020, 12:37 PM

I was watching a N55 sparkplug DIY video (i think from FCP) the other day and they said there is a TSB out for the N55 that says the discoloration/rust color on the coil packs is acceptable and does not indicate a problem.

04-05-2020, 12:37 PM	#13
thejeremyman9 Major General 4358 Rep 7,591 Posts Drives: 2015 BMW 335i Join Date: May 2019 Location: Cali iTrader: (0)	I was watching a N55 sparkplug DIY video (i think from FCP) the other day and they said there is a TSB out for the N55 that says the discoloration/rust color on the coil packs is acceptable and does not indicate a problem.
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