SPRING HILL, Tenn. (AP) — With General Motors planning to create about 1,700 jobs and restart assembly work at its Spring Hill plant, United Auto Workers members in Spring Hill have voted to ratify a four-year contract with the automaker.UAW Local 1853 Bargaining Chairman Mike Herron told The Daily Herald in Columbia that 82 percent of the union's members voted Friday to approve the agreement. Other union locals are also expected to ratify the deal by Wednesday. GM has not said which cars will be built at the plant but the jobs are expected to be up and running sometime next year.The automaker has said it will invest $61 million for one midsize car and add 600 jobs, while it will spend $358 million on another midsize car with 1,100 jobs created.