Quote:
Originally Posted by gtjacket
Not to jack this thread, but when you guys are in idle at a stop in the LS3 M6, does your car have a bit of a shake to it? I am guessing this is just the V-8 rumbling and is normal. The tachometer also jumps just a bit.
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Mine does this also. RPMs seem to jump or fall 100 or so. I don't think it's the cam. It would be consistent if it was the cam.
Mine also makes the clunking sound, nothing to worry about, I've felt/heard this on several cars.