# General Motors Co. says it is investing $691 million to upgrade its propulsion plant in St. Catharines, Ont.

*semiconductor · news · 2026-04-29 · Financial Post*

## Key points

- General Motors is investing $691 million to upgrade its St. Catharines propulsion plant in Ontario.
- The St. Catharines plant will become GM's third North American site to produce sixth-generation V-8 engines.
- GM recently closed its Ingersoll, Ontario, BrightDrop EV van plant due to low demand despite a $1 billion investment.
- A deal allows Chinese automakers to import 49,000 EVs into Canada at a 6.1% tariff rate in 2025.
- U.S. tariffs of 25-50% on Canadian vehicle content and inputs have forced supply chain overhauls.

**Companies:** General Motors Co.
**Countries:** Canada, United States

[Read the full story on Financial Post](https://financialpost.com/transportation/autos/gm-investment-ontario-plant-secure-future)

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