Trump's New Tariff Threat on Canadian Cars Could Backfire on US Workers

President Trump threatened to impose a 50% tariff on all Canadian-made vehicles, announced early Tuesday amid escalating trade tensions, a move experts warn could severely disrupt the auto industry and cause factory closures on both sides of the border. The threat follows a 50% tariff on a narrower range of Canadian goods imposed Saturday after talks broke down. Unlike other sectors, the U.S. holds a monthly trade surplus with Canada on autos, importing $24.5 billion in vehicles and parts in the first half of the year versus $30.4 billion in exports. Since NAFTA and later USMCA, the auto industry has operated as a single North American market, with parts and vehicles crossing borders multiple times before completion. Analysts say such tariffs would upend these long-established practices, potentially devastating workers and businesses in both countries.