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GM Testing Indicates 2010 Chevrolet Equinox Will Offer Best-In-Segment Highway Fuel Economy of 32 mpg

Green Car Congress

Internal GM testing of the new 2010 Equinox indicates that the front-wheel drive models with the direct-injected 2.4-liter liter I-4 engine will offer an EPA estimated 32 mpg on the highway and 22 mpg city. GM expects final official EPA estimates shortly. The 2010 Equinox will likely carry a 32 mpg highway rating.

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Independent testing finds Navistars IC Bus has up to 4.5% advantage in fluid economy over competitive buses: fuel plus urea

Green Car Congress

advantage over competing buses in fluid economy—a measurement of diesel fuel plus liquid urea consumed by the vehicle’s emissions reduction system. Comparisons of type C buses have typically been centered on fuel economy. to conduct a head-to-head fluid economy comparison. —John McKinney, president, IC Bus.

Economy 199
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Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

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The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Current 2010 USEPA emissions standards for NO x and PM are set at 0.20 However, higher exhaust temperatures resulted in total particle number concentration that were orders of magnitude higher.

Exhaust 218
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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

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Source of data: US EPA (2019). EPA is targeting implementation in the 2027 timeframe while CARB is focusing efforts on phasing in more stringent standards in 2024 and again in 2027 with the hope of aligning with EPA as a national standard. Chart: MECA.

Emissions 291
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Transonic Looking at Final Funding Round This Year, Production Deployment of Supercritical Fuel System in 2014; 50-75% Improvement in Engine Fuel Economy

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TSCi combustion minimizes heat loss to the cylinder walls and in the exhaust. The TSCi injection system can also be supplemented by advanced thermal management, exhaust gas recovery, electronic valves, and advanced combustion chamber geometries. As a comparison, the 2010 Prius delivers 51 mpg US (4.6 Source: Transonic.

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Environment Canada/MECA team assesses black carbon emissions in GDI engine exhaust; evaluation of prototype gasoline particulate filter

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This may result in the need for new emissions control strategies—such as a gasoline particulate filter (GPF)—to enable compliance with California LEV III and US EPA Tier 3 particulate emissions standards. Hyundai Sonata wall- guided, stoichiometric GDI vehicle (GDI#1) and a 2010 2.4L —Chan et al. —Chan et al.

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J.D. Power and Associates study finds EPA emission-compliant heavy-duty engines yielding increase in engine problems, decline in satisfaction

Green Car Congress

Satisfaction is measured based on eight key factors: engine reliability and dependability; engine warranty; acceleration when fully loaded; electronic control module; accessibility to components for service or maintenance; vibration at idle; maintaining speeds on grades; and average fuel economy. Overall Scores. Based on scale of 1,000).

Engine 268