One of the pulleys (plastic) broke while the truck was still under warranty so I had the dealer fix. Asked them to replace with the metal pulleys. Sure thing. Last year the other seat stand broke, so I ordered two metal pulleys just to be safe.And if you haven't found it, here's a good thread about replacing those rear pulleys:
http://www.ridgelineownersclub.com/forums/showthread.php?t=38695