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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. They presented their results in a paper at SAE 2014 World Congress in Detroit.

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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal drop in fuel economy due to traveling 80 mph rather than 70 mph.

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New Jeep Gladiator pickup will offer 3.0L diesel with stop/start and 8-speed

Green Car Congress

liter Pentastar V-6 engine delivers 285 horsepower and 260 lb-ft (353 N·m) of torque and features ESS as standard equipment. A six-speed manual transmission is standard on all Gladiator models equipped with the 3.6-liter An eight-speed automatic transmission is standard and is designed to handle the increased torque output.

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Land Rover bringing two diesel SUVs to N. America; 32% better combined fuel economy, up to 28 mpg on highway; LEV 3

Green Car Congress

The two new luxury diesel SUVs are making their debut at the 2015 North American International Auto Show in Detroit and go on sale Fall 2015. Preliminary fuel economy figures for the Range Rover Sport and Range Rover are 22 mpg (city), 28 mpg (highway) and 25 mpg (combined) (10.7, l/100 km) on the highway.

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The Right Spec: 2024 Ford Mustang

The Truth About Cars

The venerable Mustang is new for 2024, becoming the last man standing from Detroit after the Challenger and Camaro shuffle off this mortal coil. A $1,225 active valve exhaust makes my list because I’m extroverted and like to annoy the neighbors. We’ll let you slug this one out in the comments.

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Chevrolet displays new subcompact 2012 Sonic at Detroit Auto Show

Green Car Congress

The standard Ecotec 1.8L The fuel economy ratings are still TBD. The 1.4L’s turbocharger is integrated within the exhaust manifold, for reduced weight and greater packaging flexibility in small vehicles. The Sonic offers an Ecotec 1.4L turbo is available with a six-speed manual transmission. The Ecotec 1.4L

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2014 Jeep Grand Cherokee offers new 3.0L EcoDiesel V-6 and 8-speed for 30 mpg highway

Green Car Congress

Among the many features of the new 2014 Jeep Grand Cherokee—introduced at the Detroit Auto Show—two in particular contribute to significantly improved fuel economy and driving performance: an optional new 3.0-liter Full-time 4x4 models have fuel economy figures of 20 city and 28 highway. New 8-speed.

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