Re: Rough idle, drops cylinders 4&5 intermittant

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Posted to Technical Discussion Forum on 4/6/2019 6 Replies

I [2008 BMW 328xi, Engine/Propulsion Photo] I went to the shop and pulled the o2s. Here is borescope of rear cat, [2008 BMW 328xi, Engine/Propulsion Photo] and here is front cat. Login to read more.

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