News GM poised to close plants in Michigan, Ohio, Maryland, will cut 15% of salaried workers November 26, 2018November 26, 2018Nathan Bomey, USA TODAYComments Off on GM poised to close plants in Michigan, Ohio, Maryland, will cut 15% of salaried workers General Motors is cutting 15 percent of its salaried workforce and is poised to close factories in Michigan, Ohio, Maryland and Canada.