For anybody interested,

I found the resistor part number:

251.971.284H

I found them online at Van-Cafe and Bus Depot.  Around $30 (ouch!)

Joe T.

>From: Dennis Haynes <dhaynes@OPTONLINE.NET>
>Reply-To: dhaynes@OPTONLINE.NET
>To: vanagon@GERRY.VANAGON.COM
>Subject: Re: gotta keep moving
>Date: Wed, 19 Jul 2006 13:25:59 -0400
>
>None of those wires is ground. One end is the feed or +. The center is the
>low speed and the other end is for the high speed. A common failure is the
>low speed resister located behind the left head light.
>
>Dennis
>
>----- Original Message -----
>From: Roger Sisler <rogersisler2000@YAHOO.COM>
>Date: Wednesday, July 19, 2006 12:58 pm
>Subject: Re: gotta keep moving
>
> > To check your fan at the front of the van,first remove the lower
> > grill.Pull the wire off the sensor. Try to determin which of the
> > three wires is
> > ground. Maybe brown? You can  jump a wire from the ground to one
> > of the
> > other prongs.This could be the high or low speed. Do this from the
> > ground ,to the remaining prong,too.Fan should run on both speeds.
> > If you
> > have a/c,try turning the a/c switch on. Even if your a/c is
> > broken, the fan
> > should run. You can put your sensor in a bucket of boiling water
> > and test
> > for continuity.Hot water will close the circut in the sensor. Try both
> > speeds here.
> >
> > Your shark swims too fast .You passed my vanagon store right
> > up,in the
> > Washington dc area. Still, I have a fan with your name on it. Lot
> > of hondas
> > to eat around here.
> >

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