Quote:
Originally Posted by jc_bmw
Bring back an old post but I got a N52 engine at around 140K KM and I think I should be doing a spark plug change this year. I guess it is also recommended to change the coil pack at the same time while I am at it or wait?
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There is no reason to replace the coils IMO. Some people believe it is needed, but you'll get a CEL if one breaks. Plenty of threads to search on this topic.