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DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

Green Car Congress

In 2018, 27% of new light-duty vehicles sold in the US had fuel economies of more than 30 miles per gallon (783 l/100 km), according to the US Department of Energy (DOE). By contrast, none of the light-duty vehicles produced in 1975 had fuel economy greater than 30 miles per gallon (mpg). In 1995, 4.4% In 2018, 2.4%

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Nissan boosts fuel economy of 2013 Pathfinder SUV by 30%, drops weight by 500 lbs

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2013 Pathfinder. Nissan’s new 2013 Pathfinder SUV—the 4 th generation of the vehicle introduced more than 25 years ago— utilizes a new drivetrain featuring a 3.5-liter Nissan’s new 2013 Pathfinder SUV—the 4 th generation of the vehicle introduced more than 25 years ago— utilizes a new drivetrain featuring a 3.5-liter

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Consumer Reports testing finds many small turbo engines underperforming; fuel economy, acceleration no better than in larger conventional powertrains

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Consumer Reports’ own fuel economy tests of vehicles equipped with small turbocharged engines has found in many cases that the turbocharged cars tested by CR have slower acceleration and no better fuel economy than the models with larger conventional engines, the organization said. Earlier post.).

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Ford relabels 2013 C-MAX Hybrid to 43 mpg, upgrades 2014 C-MAX Hybrid to boost fuel economy; pitfalls of the EPA “general label” rule

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After re-labeling the 2013 C-MAX Hybrid with lower fuel economy, Ford is upgrading the 2014 C-MAX to increase fuel economy. Ford has opted voluntarily to relabel the 2013 C-MAX Hybrid with revised fuel economy labels following EPA testing of the 2013 C-Max Hybrid. Click to enlarge.

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Chrysler unveils 2013 Ram with array of new systems focused on fuel economy

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2013 Ram 1500 at the New York International Auto Show. Chrysler unveiled the 2013 Ram pickup, featuring an array of fuel-saving systems including a more fuel efficient and more powerful 3.6-liter Specific fuel economy figures are note available yet.) Click to enlarge. liter V-6 powertrain. Click to enlarge.

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

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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 Cost of the new engine relative to gasoline baseline. Earlier post.). l/100 km) for a vehicle of that size.

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Update on the ACCESS fuel efficient engine project; simulations find up to 48.9% improvement in fuel economy over baseline

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At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. I4 Ecotec engine.