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Re: humming noise

Eric Billing decided to speak these words:

>This faint vibration, or humming, occurs in cycles 1 sec on 1 sec off, and
>only happens between 60 and 70 mph. There is no steering wheel shake. I have
>tested on a variety of road surfaces.
>First thought is re-do the balance on all 4 wheels, but the absence of wheel
>shake is puzzling.

Wheel bearing?

Michael Sheridan Williams

My new one: 1985 4000 S Quattro
175,000+ miles, and going like a new car
Well, went like a new car.....right into a guard rail :o(