All three Detroit automakers, along with others, build vehicles in Canada and Mexico that would face tariffs imposed by Trump.

There’s mixed reaction from the Detroit Regional Chamber on Governor Whitmer’s State of the State. Chamber Vice president Brad Williams says Whitmer talking about the impact of tariffs on Canada and Mexico was a highlight for them.

The flags of Mexico, Canada and the United States are shown near the Ambassador Bridge, Monday, Feb. 3, 2025, in Detroit. (AP Photo/Paul Sancya, File)

The flags of Mexico, Canada and the United States are shown near the Ambassador Bridge, Monday, Feb. 3, 2025, in Detroit.

GM and Stellantis would be most affected by the tariffs, given that they rely “significantly” on both Canada and Mexico for their U.S. vehicle sales.

Vance will be joined Wednesday in Eagle Pass, Texas, by Defense Secretary Pete Hegseth and Director of National Intelligence Tulsi Gabbard.

President Donald Trump’s long-threatened tariffs against Canada and Mexico went into effect Tuesday, putting global markets on edge and setting up costly retaliations by the United States’ North American allies.