Navistar International GM Strike Halting Production At Ohio Truck, Engine Plants By Associated Press • Sep 20, 2019 A pair of auto plants in Ohio plan on stopping production beginning next week because of the United Auto Workers' strike against General Motors. Navistar's Springfield Workers To Hold Contract Ratification Vote By Jim Letizia • Dec 13, 2018 navistar.com Workers at the Navistar International truck plant in Springfield are scheduled to hold a ratfication vote this weekend on a new six-year contract agreement. Navistar To Hire More Workers At Its Springfield Plant By Jim Letizia • Jun 10, 2016 Navistar International says it has reached a deal to build a version of a General Motors van at its plant in Springfield, starting next year. Navistar Gets Tax Break To Expand Springfield Plant By Jim Letizia • Sep 29, 2015 Clark County officials say truck-maker Navistar International will add 300 jobs at its Springfield plant and build a second assembly line to boost production. Contract Talks Planned Between Navistar, Workers By Jim Letizia • Oct 2, 2014 Dayton Daily News Workers at the Navistar truck plant in Springfield are on the job without a contract. Navistar To Add Jobs By Jim Letizia • Nov 1, 2012 Navistar International says it is closing a truck plant in Texas and transferring 300 jobs to its plant in Springfield.