GM’s Investment in Ontario and Union Deal
General Motors is moving forward with plans to build a heavy-duty pickup at its facility in Ontario. This decision stems from a tentative agreement with a major union, which could inject C$1.1 billion (around $791.31 million) into Canada’s automotive sector, a sector currently dealing with the impact of U.S. tariffs, as outlined in a union bargaining report released on Saturday.
This investment arrives amid struggles faced by Canada’s automotive industry, particularly due to a 25% tariff on vehicles imposed by the U.S. There’s talk, or maybe it’s more than talk, that President Trump might ramp these tariffs up to 50% starting January 1. It’s all pretty confusing, honestly, and the future of Canadian auto plants has become a pivotal topic in stalled U.S.-Canada trade discussions.
Specifically, GM is set to invest C$144 million to produce the next-gen heavy-duty GMC Sierra truck at its Oshawa plant. Also, the company has assured that it won’t be selling or shutting down a second assembly facility in Ingersoll, Ontario, according to the bargaining report from the union, Unifor.
The deal hinges on approval from workers, who are in the process of voting over the weekend. As for comments on the matter, neither Unifor nor GM’s Canadian branch provided any while the votes were taking place.
Part of the C$1.1 billion investment includes a previously announced C$691 million plan to support the production of new V8 engines in Ontario.
The tentative agreement was reached on August 22 between GM and Unifor, representing 4,600 union members in Ontario, which is Canada’s most populated province.
Trump has been vocal about increasing tariffs for all Canadian vehicles, parts, and steel up to 50%, which adds another layer of tension, especially since he has had some disagreements with Ontario’s Premier Doug Ford lately.
Automobile production plays a significant role in the trade dialogue between the U.S. and Canada, particularly in efforts to lower tariffs on Canadian-made vehicles. Negotiations recently wrapped up, but unresolved questions remain, like whether duties on medium- and heavy-duty vehicles, crucial for Canadian manufacturers, will be reduced.
In line with the tentative deal, an investment of C$215 million is also planned to assemble a new generation of transmissions at a different factory located in St. Catharines, Ontario, beginning in late 2029.
Furthermore, GM has committed to not closing or selling its Ingersoll-based CAMI assembly plant, as it evaluates alternative production possibilities for that facility. Interestingly, this plant might get prioritized for defense contracts if GM wins any with the Canadian Armed Forces, according to the union’s bargaining report.


