 CHICAGO, June 23, 2021 PRNewswire -- Leading digital automotive marketplace and solutions provider Cars.com TM NYSE: CARS today released its 2021 American-Made Index AMI, an independent, annual list that ranks the new vehicles that contribute most to the U.S. economy based on criteria ranging from U.S. factory jobs and manufacturing plants to parts sourcing. The No. 1 most American-made vehicle for 2021 is the Tesla Model 3. 