Detroit auto stocks jump on report of tariff relief for U.S. vehicles
1. GM's $2.2 billion investment revives Detroit-Hamtramck for electric vehicles. 2. Trump considers significant tariff relief for U.S. vehicle production. 3. Shares of GM, Ford, and Stellantis rose 2% to 4% on tariff news. 4. Potential tariff changes may lower costs for domestic automakers substantially. 5. Domestic vehicle producers like Tesla, Honda, and Toyota could gain immunity.