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ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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Ford lowers fuel economy ratings for hybrids, plug-in hybrids, and Fiestas; goodwill payments to buyers coming

Green Car Congress

Ford Motor Company is lowering the fuel economy ratings for its 2013- and 2014-model year hybrid and plug-in hybrid vehicles, as well as most 2014-model year Fiestas. Ford said it had identified an error with fuel economy ratings on the vehicles and notified the US Environmental Protection Agency (EPA). Click to enlarge.

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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Earlier post.).

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Study finds 6.3% spread in fuel economy obtained with maximum and minimum rolling resistance tires

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spread between the fuel economy obtained with maximum and minimum rolling resistance tires. At the average 2015 price of regular gasoline, the obtained fuel-consumption extremes result in a $78 difference in the annual cost of gasoline per light-duty vehicle, Sivak said. mpg (RRf at 8.1 mpg (RRf of 12.1

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ICCT: incremental technology can cut vehicle CO2 by half and increase fuel economy >60% through 2030 with ~5% increase in price

Green Car Congress

Starting from a baseline 26 mpg (9.04 l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 l/100 km) in 2025 and to 42–46 mpg (5.6-5.11 Starting from a baseline 26 mpg (9.04

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New US Poll Finds 74% of Likely Voters Favor 60 MPG Fuel Economy Standard by 2025

Green Car Congress

88% said is was important for the US to take action now to increase fuel efficiency. Were a more stringent fuel economy standard to be implemented, 63% said it was likely the cost of vehicles will increase too much. The survey had a sample size of 1,000 and a margin of error of plus or minus 3.1%.

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EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

Green Car Congress

The US Department of Transportation (DOT) and the US Environmental Protection Agency (EPA) are jointly proposing changes to the fuel economy labels consumers see on the window of new vehicles in dealer showrooms. Fuel Consumption: Combined city/highway gallons per 100 miles. Color is integral to the new schemes. Source: EPA.