US Automakers Make Mad Dash to Push Trump to Temper Tariffs

A worker sands a cut aluminum sheet at an auto parts manufacturer in San Luis Potosi, Mexico.

Photographer: Mauricio Palos/Bloomberg
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US automakers are making a last-ditch effort to sway the Trump administration on tariffs set to take effect this week, contending that levies on the thousands of parts they source abroad could have catastrophic effects on the industry.