According to J.D. Power
Ten most reliable:
http://www.autoguide.com/auto-news/2...ar-brands.html
Included in this list: GM (Chevy, Cadillac, Buick), Toyota, Lexus, Mercedes Benz, Honda, etc.
Ten least reliable:
http://www.autoguide.com/auto-news/2...utomakers.html
Included in this list: Chrysler, Fiat, Ford, Dodge, Jeep, VW, etc.