I've heard rumblings that Gus' people are telling him to get out now before he ruins his brand forever. But like many have said, he is too full of himself to listen.
And Leach at GT would not take long to fix. One good passing QB and you still have a LOT of skill players to throw to. Use a zone blocking scheme with your smaller more mobile line and you could hold off the bears for a couple of seasons till you get new players in.