Headline: Tariffs on Canadian Autos Hurt US Automakers and Consumers

Introduction:
President Trump's proposed tariffs on Canadian imports could significantly impact the automotive industry in both the US and Canada. A report by TD Economics reveals that tariffs on Canadian-made autos would have severe negative repercussions for the industry and consumers.

Auto Industry Impacts:
The US auto industry relies heavily on Canada for car parts and finished vehicles. Tariffs would disrupt this integrated supply chain, resulting in higher costs and reduced production. The report suggests that the industry would suffer the most significant negative impacts from the tariffs.

Consumer Impacts:
Tariffs would also increase prices for car buyers in the US. Estimates suggest that average retail car prices could rise by approximately $3,000. Retaliation from Canada and Mexico could lead to further trade disruptions and economic consequences, collapsing demand in all three countries.

Onshoring Costs:
Trump's desire to onshore Canadian auto production would require a substantial investment in the US. Building new factories and expanding existing ones would cost billions of dollars and would likely lead to higher production costs.

Additional Impacts:
Tariffs could also affect auto parts and components that flow between Canada, the US, and Mexico. US automakers would have to onshore component production or import them from other countries, further increasing costs. Aluminum is a critical auto part component, and tariffs on Canadian aluminum imports would lead to higher prices for consumers.

Conclusion:
TD Economics' report highlights the potential harm that tariffs on Canadian autos would inflict on the US auto industry and consumers. The integrated nature of the supply chain, higher costs, and potential retaliatory measures would have significant economic consequences. The report emphasizes the importance of maintaining free trade between the US and its North American partners.