The last ~60 years have been a process by which the North American auto industry has been so heavily integrated that there is no such thing as a car made entirely in one country or another, especially in the Detroit–Windsor corridor.
Canada has manufacturers that the US doesn't (and won't for at least 5 years) and vice-versa.
Canada has manufacturers that the US doesn't (and won't for at least 5 years) and vice-versa.