FILE - In this Aug. 3, 2006 file photo, General Motors workers test equipment along the assembly line at GM's newest assembly plant in Delta Township, Mich. General Motors Thursday, Nov. 12, 2009, has offered union workers at the automaker's soon-to-be idled Spring Hill assembly plant 840 jobs at Lansing Delta Township, Mich., where GM is relocating production of the Chevrolet Traverse.
(AP Photo/Kevin W. Fowler, file)