On Jan 4, 2010, at 12:16 AM, PB <pbrattan@GMAIL.COM> wrote:

> The oil is fine, and I don't see any leaks, but I hear a light
> tapping of
> metal in the back underside of the van on the passenger side.  It's
> not
> coming from the engine.  I didn't see anything hanging.  It sounds
> like it
> could be a loose muffler, but I can't push on it and get it to move
> or make
> noise.  I rode 50 freeway miles today, and nothing *felt *strange.
> The
> tapping didn't get worse when I rode over irregular freeway surfaces.
>
> What in that area can get loose?
>
> Patti
> 90 Westy Automatic

Hard to say without hearing it. Could it be a broken insides of the
catalytic converter clinking around occasionally?have someone rev the
engine on and off while you listen at the muffler area.

BenT