Ben has a writeup on his site...

http://www.benplace.com/rear_heater.htm

>From: "John Connolly, Aircooled.Net" <john@AIRCOOLED.NET>
>Reply-To: "John Connolly, Aircooled.Net" <john@AIRCOOLED.NET>
>To: vanagon@GERRY.VANAGON.COM
>Subject: Rear Heater Core replacement
>Date: Thu, 9 Feb 2006 14:27:20 -0700
>
>I'm trying to find a link to this replacement (step by step), if it's
>available. Does anyone have a link to this job?
>
>TIA
>
>john

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