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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Green Car Congress

CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. This has resulted in higher catalyst loading per volume of substrate and led to downsizing of systems from those available in 2010. Source of data: US EPA (2019). Chart: MECA. —MECA Executive Director, Rasto Brezny.

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NRC report finds significant number of near-term technologies could greatly reduce fuel consumption in passenger cars

Green Car Congress

According to its estimates, adopting the full combination of improved technologies in medium and large cars and pickup trucks with spark-ignition engines could reduce fuel consumption by 29% at an additional cost of $2,200 to the consumer. Turbocharging and downsizing can also yield fuel consumption reductions.

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Can General Motors bounce back? The Green Piece

Green Cars News

Its dive into the financial doldrums was short-lived however, and on July 10, 2009, the company bounced back with the formation of a new, downsized GM (see article ). Ecotec VVT I-4 will include E85 engines and the number of flex fuel models will increase from 17 in 2010 to 28 in 2012. Starting from 2010 its 2.4l

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NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

Green Car Congress

On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). mpg and 250 g CO 2 /km for model year 2016.

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