Quote:
Originally Posted by 1SerieStud
Actually before you replace anything or send it to get "fixed", how about you remove the tune and return it back to stock? I've read of many people that have had issues in the past with the tuning crap. If you remove it and the misfire error goes away, you'll have your answer, instead of "upgrading" the JB4 or switching to a different product.
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There are a quite a few tunes -- some flash, others piggyback -- available for the N54 motor that are not "crap", JB4, Procede, and Cobb among them.
Neil