The U.S. government wants to raise the fuel economy of new vehicles 18% by the 2032 model year so the fleet would average about 43.5 miles per gallon in real world driving.
The proposed numbers were released Friday by the National Highway Traffic Safety Administration, which eventually will adopt final mileage requirements.
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The U.S. government wants to raise the fuel economy of new vehicles 18% by the 2032 model year so the fleet would average about 43.5 miles per gallon in real