General Motors (GM -1.1%) has tipped off in previous presentations and sales calls that it plans...

|About: General Motors Company (GM)|By:, SA News Editor

General Motors (GM -1.1%) has tipped off in previous presentations and sales calls that it plans to continue to refresh its portfolio of vehicles, but the number of models affected may be even higher than expected. The automaker says 70% of U.S. nameplates will be redesigned or see all-new vehicles in 2012/2013.