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      09-27-2011, 01:24 PM   #58
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Drives: E92M3
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Originally Posted by swartzentruber View Post
To the OP, I've definitely noticed low torque at those RPMs, but never any stumbling. Sound like an issue. Has this been happening for a while? Sure you don't just have a bad tank of gas?
I first noticed the condition a few months ago. Spark plugs looked really bad, nothing else were found. The new plugs seem to have fixed the problem, but it is coming back after only 2-3 months.
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