Automakers get boost as U.S., Mexico deal averts tariff doomsday Automakers get boost as U.S., Mexico deal averts tariff doomsday August 28, 2018 dzadmin Comments 0 Comment Judging from the jump in shares in automotive stocks, the market thinks the tentative U.S. accord with Mexico to replace NAFTA will enable the Detroit 3 and foreign automakers to carry on business as usual.