Chris Snyder wrote:
> I do not know how to describe the sound any better then a dry bearing noise.
> It only does it some times then it goes away and I won't hear it for days or
> weeks. It's not weather related nor heat related.
>
>
Just unhook  the cable into the box. That will eliminate the speedo and
the gears in the box from the loop. If the noise goes away, hook it back
up, and disconnect the output. Then you will know if you are in the
right place, and which of the two, if either, is causing it.

Keep it simple :-)

John