TORONTO—The Canadian Auto Workers (CAW) unio is opening up a new round of negotiations with the big three.

The unio, which represents workers with General Motors, Chrysler and Ford, has a series of meetings scheduled with the North American automakers in Toronto to lay out plans for a new collective bargaining agreement.

According to the CAW, unio brass will meet with representatives from GM, followed by Chrysler and finally Ford Aug. 14 and 15 downtown Toronto.