John, have you checked the adjustment of your throttle position
switch?  Nine times out of ten that is the problem with poor idling.
Here is my write up on the subject:
http://archive.constantcontact.com/fs038/1101366761443/archive/1101917156301.html

Let me know if I can help you further.
--
Thanks,
Ken Wilford
John 3:16
www.vanagain.com
Phone: 856-327-4936
Fax: 856-327-2242

On 10/5/2010 2:18 PM, John Rodgers wrote:
>  OK, at long last I finally have all 3 of my Vanagons running. I got
> the last of the injectors back this past Friday after servicing by Rich
> Cruzin at Cruzin Perfomance. Installed them, turn the switches - and all
> three engines fired right up. I'm happy as a clam in sand. Rich did a
> good job and the injectors now perform well.
>
> What I am not so happy over is that my Dove Blue 88 GL w/manual tranny,
> and my 91 Carat do not idle well. The 88 GL idles at 1000 rpm and the
> engine hunts up and down from 1000 to 1200/1300 rpm. On the Carat with
> automatic tranny, the problem is similar but the hunting is up and down
> from 1000 to 1500 rpm. I'm mystified by this. Two separate vehicles -
> same problem, almost same rpm range. - one manual tranny, one automatic.
>
> Any suggestions??
>
> Thanks.
>
> John
>
> --
> John Rodgers
> Clayartist and Moldmaker
> 88'GL VW Bus Driver
> Chelsea, AL
> Http://www.moldhaus.com
>