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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. l/100 km) at 60 mph (97 km/h) to 33 mpg (7.1 l/100 km) at 60 mph to 22.9

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EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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Automatic Emergency Braking to Be Required for All New Vehicles in 2029

The Truth About Cars

Automakers are increasingly making advanced driver assist systems (ADAS) like automatic emergency braking (AEB) standard to meet tightening crash-test standards, but that feature will become required by law in 2029. The new rules also require AEB to be effective in day and night lighting conditions.

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

Green Car Congress

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. Vehicle installed on the chassis dynamometer in the ORNL vehicle research laboratory. Oak Ridge National Laboratory (ORNL) staff have been performing vehicle research and testing in support of the fueleconomy.gov website. Click to enlarge.

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Chevrolet makes Stop/Start standard on base 4-cylinder in 2015 Impala; 5% improvement in city fuel economy

Green Car Congress

Stop/start technology will be standard on the 2015 Impala base 2.5-liter liter ECOTEC engine, an addition that improves the vehicle’s city fuel economy by nearly 5%, or one mile per gallon. The Impala comes standard with a four-cylinder engine, which currently accounts for more than 30% of Impala retail sales.

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Tips: 6 Ways to Increase Your Fuel Economy

Clean Fleet Report

Whether you are seeking to develop more eco-conscious driving habits or reduce gas expenditure, there are many benefits to reducing the miles you put on your vehicle. From low-mileage car insurance discounts to reduced wear and tear on your vehicle, low-mileage driving can improve your financial standing.

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Toyota introduces second-generation Mirai fuel cell electric vehicle as design and technology flagship

Green Car Congress

For 2021, Toyota has fully rebooted the Mirai, originally offered in 2016, as a premium rear-wheel drive sports-luxury fuel cell electric vehicle (FCEV) with striking design, cutting-edge technology, more engaging driving performance and a significantly longer EPA-estimated range rating. Luxury Car Chassis.

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