coil packs
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Buying/DIAGNOSING a 2008 335i | dealer - "it has a fuel injector problem"
First time taking codes from the 08 335i I just picked up ♂ Was told it had bad fuel injectors. Barely could touch the throttle at first and didn't wanna idle smooth at all until it warmed up. Ended up changing bank 1 plugs, coils, and injectors..Definitely made a huge difference. Links below...