Mike,
  this what your talking about?

http://www.geocities.com/harald_nancy/intermitt._syndrome.htm

Mike

At 11:12 AM 2/10/2003 -0800, Mike Miller wrote:
>There is a simple, cheap, sometimes effective fix.  VW sells it for  about
>$150 or you can wire in a capacitor.  I've done it but I forget both the
>capacitor size and what the place it goes is called.  Fixed most of that
>problem at least.
>
>Mike
>
>On 2/10/03 10:24 AM, "Christopher Pierce" <cpierce2@NYCAP.RR.COM> wrote:
>
> > this is my first time in here and after reading a few of the emails. i
> think
> > i may have the same problem as others do with my 87 syncro vanagon...
> >
> > after it's warmed up, it starts bucking, losing power, etc, but when you
> > turn the key off and back on again it is fine for another few miles...i've
> > had this problem for about 8 years with this vanagon, but now it's really
> > bad and i simply don't know what to do about it...i had the gas tank
> > replaced and it's been bad since that was done...and the guy who knows the
> > most about my van doesn't have any idea what it is..
> >
> > any solutions out there? i think i better sell it because it's simply not
> > reliable any more...
> >
> > thanks,
> >
> > chris pierce
> >