Try to stick a coat hanger or something through first to see where it comes through, if you're lucky enough to still be able to you can tape the wire to the coat hanger to pull it on through once you find the other end.
Try to stick a coat hanger or something through first to see where it comes through, if you're lucky enough to still be able to you can tape the wire to the coat hanger to pull it on through once you find the other end.