President Donald Trump has announced a 25% tariff on imported cars and key auto parts. Here's what it means for new and used car prices.

It’s the latest in a number of auto industry maneuvers by Trump during his first weeks back in the White House. Auto companies are also navigating the reversal of fuel economy standards, dialed down greenhouse gas emission standards and a host of electric vehicle policy rollbacks.

President Donald Trump made official Wednesday his long-promised tariffs for the automotive industry, imposing a 25% import tariff on all cars, light-duty trucks and some car parts imported into the U.S. Trump argued the tariffs will boost domestic manufacturing by forcing American automakers to build cars in the U.S.