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SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

Green Car Congress

improvement in city fuel economy (24.5 D-EGR is a SwRI-developed gasoline engine concept that uses in-cylinder fuel reforming to produce CO and H 2 (with Research Octane Numbers of 106 and 130, respectively) and high levels of recirculated gas (EGR) to achieve very high levels of thermal efficiency. mpg) and a 9.2%

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

Green Car Congress

GM’s electrified vehicles today include the extended-range electric Chevrolet Volt, Spark EV and Buick LaCrosse, Regal, Chevrolet Malibu and Impala with eAssist. On the 40 mpg+ highway side, in addition to the Volt and Spark EV (with the Cadillac ELR coming), GM also currently has the Sonic and the Cruze Eco and Cruze Diesel. Earlier post.).

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Update: 2024 Chevrolet Silverado EV

Clean Fleet Report

We can only speculate, but expect there to be a battery electric version of almost all the Buick, Cadillac, Chevrolet and GMC makes. They understand the challenges of converting current diesel and gasoline-powered truck owners to buying an electric pickup. Next stop: Behind the wheel.

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GMs Expanding Gasoline Direct Injection Engine Portfolio

Green Car Congress

The newly introduced GMC Terrain ( earlier post ) became the latest GM North American model that will feature a fuel-efficient gasoline direct injection (DI) engine in 2010. An engine with direct injection can deliver comparable power to a much larger displacement port-injected engine, with significant fuel savings. GMC Acadia.

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Hyundai Adds a Twin-Scroll Turbo to Sonata

Green Car Congress

In addition to the debut of the 2011 Sonata Hybrid ( earlier post ), Hyundai unveiled its first four-cylinder turbocharged gasoline direct-injection (GDI) engine with the Sonata 2.0T four-cylinder more power than many V6 engines, all on regular fuel. four-cylinder more power than many V6 engines, all on regular fuel.

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