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EPA annual report on CO2, fuel economy and technology trends finds 2012 heading for all-time best; rapid adoption of new technologies

Green Car Congress

The report finds that CO 2 emissions rates and fuel economy values reflect a very favorable multi-year trend beginning in MY 2005. Through 2005, the 4-speed transmission was the dominant automatic transmission. The fleet-wide average real world MY 2011 personal vehicle CO 2 emissions value is 398 g/mi and average fuel economy is 22.4

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

Beginning in MY 2005, technology has been used to increase both fuel economy (which has reduced CO 2 emissions) and power, while keeping vehicle weight relatively constant. MY 2012 vehicle weight averaged 3,977 pounds (1,804 kg), a decrease of 150 pounds (-3.6%) compared to MY 2011.