There's an o-ring in the plastic valve body of the rear heater core held
together by two screws.  Could be the source, especially if you have
combusation pressure in the cooling system or have had it in the past and
not replaced this most affordable of VW parts.

Dimwitted Moose and Flying Squirrel

----------
> From: Kelly Bauman <bauman@ICAN.NET>
> To: Vanagon@GERRY.SDSC.EDU
> Subject: Re: wet carpeting
> Date: Thursday, December 04, 1997 4:16 PM
>
> Ditto.  Even when my heater is off in the summer there is wetness under
the
> carpert by the rear heater.  The amount of wetness is very small and the
> carpet is rubber backed so I haven't worried about it.  However, I always
> want to know what I am up against.  Is this a sign of impending cylinder
> head failure? ;-)
>
> Kelly Bauman
> Delta, BC
> '91 Westy
>
> At 16:54 04-12-97 EST, you wrote:
> >my carpet is allways wet in front of the rear seat     and it's not
coolant
> >from the rear heater    any ideas
> >
> >Mikey
> >
> >