What is your question?
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What is your question?
Every time I'm driving the car
What makes this problem better or worse?
When it runs
How long has your 2011 BMW 550i had this problem?
3 months
1 Reply
You need to start with scanning the computer for codes but I'm going to guess that the plugs are fouled out from the oil. This will require a complete inspection for a proper diagnosis. If you don't work on your own car the use this link to find a good shop near you. https://repairpal.com/repair-shops Alex