Automotive Gas Mileage Ties Record High, August 6, 2013 by Gary Kopycinski on August 6, 2013 Gary Kopycinski Author More in Automotive: BMW Recalling 1 Million Vehicles November 3, 2017 Consumer Financial Protection Bureau Report Finds Sharp Increase in Riskier Longer-term Auto Loans November 2, 2017 Report: Electric Vehicle Adoption in Illinois Will Lead to Billions of Dollars in Benefits September 28, 2017 ANN ARBOR–(ENEWSPF)–August 6, 2013. Fuel economy of new vehicles sold in the U.S. last month matched its best mark, say researchers at the University of Michigan Transportation Research Institute.