I mean yeah, he is obviously trying to pick a winner here, namely "legacy automakers and dealerships".

And even assuming the POV of being fine with a sort of US-centric populist economic interventionism, you'd think it would make more sense to give people options. What's more resilient to foreign predations, a multifaceted automotive industry with various power sources, or one that is heavily reliant on importing a non-renewable commodity from stated geopolitical foes?