article thumbnail

NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

Green Car Congress

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced that it will soon propose robust new fuel economy standards. NHTSA’s proposal comes as the automobile industry is retooling future models in response to market demand for cleaner, more fuel-efficient vehicles.

article thumbnail

EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

Green Car Congress

With alternative fuel vehicles now approaching 1% of new vehicle production, however, they are in fact beginning to have a “ measurable and meaningful impact ” on overall new vehicle fuel economy and CO 2 emissions. In the analysis, EPA uses overall fuel economy in mpg equivalent (mpge) and tailpipe CO 2 emission values.

article thumbnail

GKN, SDS begin production of all-wheel drive disconnect system in China; up to 4% improvement in fuel economy

Green Car Congress

The system will initially feature on the Jeep Renegade built for the Chinese market by GAC Fiat Chrysler Automobiles Co., GKN’s Disconnect function enables vehicles to combine the enhanced traction, dynamics and stability of all-wheel drive with improved on-highway fuel efficiency.

article thumbnail

EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

article thumbnail

Report suggests that not following good eco-driving practices can lead to a reduction in on-road fuel economy of up to about 45% in total

Green Car Congress

The types of vehicles consumers select has by far the most dominant impact on on-road fuel economy—the best vehicle currently available for sale in the US is nine times more fuel efficient than the worst vehicle. Average on-road fuel economy in the US for all vehicles in 2008 was 17.4 mpg US (13.5

article thumbnail

GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

Green Car Congress

Describing its product goals and tracking progress toward its 2020 manufacturing priorities in its 2012 Sustainability Report , General Motors reaffirmed its commitment to further reduce the energy used and the environmental impacts of building and operating an automobile. Manufacturing energy use and emissions. Earlier post.).

GM 275
article thumbnail

Honeywell partners with Indian manufacturer to increase supply of low-GWP MAC refrigerant HFO-1234yf

Green Car Congress

Honeywell has entered into a supply agreement and technology license with an Indian manufacturer to produce Honeywell Solstice yf, an automobile refrigerant with a global warming potential of less than 1. refrigerants manufacturing site. refrigerants manufacturing site.