Thank you all for your responses. My Z3 has 73,000+ miles on it, and this problem started probably about 7 - 8,000 miles ago. The BMW Tech. and I...
In my 98 Z3 2.8 5 speed, I get a heavy vibration, almost like a shutter, under heavy acceleration about 3 to 4000 rpm in all gears. Under normal, or...
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