There is two companies in Qu�bec that do conversion van on GMC trucks:

Nado
http://www.parnado.com :
That one do conversion on GM Safari (Safari Condo), and on GM Savana
(Savana Condo). Like a Westy you can have an upper bed.

New West
http://www.quebecweb.com/newwest/ :
That one do conversion on Savana.

>Date:    Fri, 24 Jan 2003 09:33:08 -0800
>From:    Stuart MacMillan <macmillan@ATTBI.COM>
>Subject: New Westy and  Syncro Westy alternatives under $30k
>
>Although I like a lot of things about my '84 Westy, I'm going to have to
>replace it someday (probably sooner rather than later), and am always
>looking for alternatives.
>
>Unfortunately, the EVC is too narrow to sleep two adults below, and I've
>seen too many complaints about the Winnebago quality on the EV-update =
>mail
>list to spend $45,000 for a new one.  Full size American van conversions =
>are
>way too big, Vanagon Westies are too old, and engine conversions are a =
>big
>PITA, so what's left for someone who wants a camper with the benefits of
>modern automotive technology (i.e., power and reliability) that can also =
>be
>driven and parked in congested urban areas? =20
>
>Well, I recently learned that the folks at GTRV, who brought us the Ford
>"Westy" (www.gtrv.com), now have a GMC Safari conversion available on =
>either
>a 2WD or AWD van base.  I've only seen a couple of pictures sent to me =
>by
>Mike there, but it looks interesting enough to prompt a visit to their
>showroom.  You can email Mike at westy@starband.net for photos.
>
>They convert lease return vans with less than 20k miles to save costs, =
>and
>sell these for under $30k.
>
>If anyone happens to be near their plant (I don't know where it is, =
>other
>than somewhere in Canada) stop by and let us know what you think!
>
>Stuart MacMillan
>'84 Westy w/2.1=20
>
>PS:  To reply to me you must put "I'm a bozo" in the subject line.
>
>------------------------------