GM admits knowing of defective ignition switch in 2001

      |General Motors acknowledged that it knew about an issue with ignition switches turning off in 2001 in Saturn Ions, but a comparable ignition cylinder was put in Chevy Cobalts and other cars starting in 2004. The Center for Auto Safety sent a letter to NHTSA detailing the number of deaths in Saturn Ions and Chevy Cobalts when airbags did not deploy. Jeff Glor reports.

      Related Videos