Hyundai highlights its manufacturing presence in the U.S. as President Donald Trump's tariff plans loom over the foreign automobile industry.

President Donald Trump threatened to place a tariff of around 25% on cars imported into the United States, a policy that could raise prices on cars from most automakers – including American car brands – almost immediately after the tariffs are imposed.

President Trump hasn't implemented most of the tariffs he's announced, but the uncertainty over when — or even if — he'll do so is already hurting the auto industry. Why it matters: It's a tumultuous time for automakers,