Looks like Chevy built the first mini-van Syncro!!!!
Yes.    Found right here in Pgh. PA .

     Some one did a real good job, then got hooked
on drugs, would be my guess......  Or has anyone
ever seen one of these before?
                                 Eric

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&category=6783&item=2425260161