Toyota has done more for GM, Ford and Chrysler than they could have done for themselves over the past few decades had Toyota not existed. See, in a competitive market, all players have to perfect their game.
Detroit's automakers have always innovated and driven change, but they also built some bad cars back in the day. Until recently, Detroit's automakers scored miserably in quality and reliability surveys. They don't anymore.
Why?
Because Toyota and others have forced them to do better.
Read Article