Quote:
Originally Posted by killakill
wouldnt a bad coil or plug throw a code? i dont have any codes
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Not necessarily, a buddy of mine has a 2007 328i and he had some rough shaking at idle and it would almost choke out with a little gas, he had no CEL or anything on the dash and it was coil pack 6 that had gone out. Its easy to test which one is bad.