GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements
Green Car Congress
JULY 12, 2013
l/100 km) highway or better; and to reduce the average CO 2 tailpipe emissions of its US fleet by 15%. Opel also estimates it will reduce the average carbon tailpipe emissions from its fleet by 27% by 2020. Manufacturing energy use and emissions. to reflect divested assets and current GHG protocol emission factors.
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