After the Canada-U.S. Free Trade Agreement came into effect in 1989, EMD decided to consolidate all locomotive production at the Diesel Division of General Motors of Canada (formerly GMD) plant in London, Ontario, a development which ended locomotive production at the La Grange, Illinois plant in 1991, although the Illinois facility continued to produce engines and generators.
Setelah Persetujuan Perdagangan Bebas Amerika Serikat dan Kanada diberlakukan tahun 1989, EMD memutuskan mengkonsolidasi semua produksi lokomotif di pabrik GMD di London, Ontario, sebuah pengembangan yang mengakhiri produksi lokomotif di pabrik La Grange, Illinois pada tahun 1991, walaupun sarana di Illinois dimanfaatkan untuk memproduksi mesin dan generator.