

It depends on the model and parts. Overall Tesla is hurt the least. I think their LFP batteries are PRC-made for example. For the Big Three, the parts situation is the most complicated. There are plenty US-made vehicles, e.g. F-150, but various parts could come from anywhere in North America.
And since auto jobs have been exported to Mexico since NAFTA.
And since the auto sector is more than a century old.