It could be leaking from the connection to the overflow tank that sit up in
the wheelwell above the filler pipe.
In my case, I replaced the rubber fuel hose and clamps (the screw type).No
problem since.
GerryR
----- Original Message -----
From: john silverman <jsilver@AROS.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Saturday, August 21, 1999 8:30 AM
Subject: gas leak from filler

> Last 2 time I filled up Vyk ('90 Syncro Westy), after driving for a while
I
> noticed a gassy smell by the right rear.  Well, the other day I noted that
> some of the mud caked on the filler pipe that you can see in the wheel
well
> (looking up w/ head next to tire) was damp w/ gas.  Is this a problem with
> th filler tube? the vent lines? or the (please please no) gas tank?  If I
> don't fill the tank all the way to autostop, will this problem cease to be
> an immediate issue ( I would assume so, as when the tank is not full, it
> doesn't smell).
>
> What's the next step in diagnosing/ attempting repair?
>
> Thanks...
> John
> 90 syncro gl camper
> SLC
>