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GM: new Sierra 5.3L V-8 EcoTec3 highway fuel economy tops Ford EcoBoost V-6

Green Car Congress

V-8 EcoTec3 AFM VVT DI (L83) for Chevrolet Silverado and GMC Sierra. The 2014 GMC Sierra 1500 full-size pickup truck features a new 5.3L The 2014 GMC Sierra 1500 full-size pickup truck features a new 5.3L In addition to highway fuel economy estimates that are 2 mpg higher than a 2013 Ford V8 pickup equipped with a 5.0L

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2014 Silverado and Sierra pickups leverage high- and ultra-high strength steels for weight reduction

Green Car Congress

The 2014 Chevrolet Silverado 1500 and GMC Sierra 1500 have strategically replaced traditional steel with lightweight, high-strength steels for improved capability, safety and fuel efficiency. Similarly, making the most of mass also enables Silverados and Sierras equipped with the 4.3L Click to enlarge.

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New GM 4.3L EcoTec V-6 for Sierra delivers 305 lb-ft torque

Green Car Congress

When the all-new 2014 GMC Sierra full-size pickup arrives this summer, its standard 4.3L Sierras equipped with the 4.3L Sierras equipped with the 4.3L Sierra’s standard V-6 produces an SAE-certified 285 horsepower (212 kW) and is matched with a proven, efficient six-speed automatic transmission. Click to enlarge.

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XL Fleet launches pilot program with Essential Utilities, Inc. to electrify its utility fleet

Green Car Congress

The initial pilot will include installing an XL Fleet hybrid system onto a GMC Sierra 2500 HD pickup truck and GMC Savanna Express van, two of Essential’s most widely deployed vehicles in its water and natural gas divisions for applications including Customer Service, Field Service, and Distribution.

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New US Poll Finds 74% of Likely Voters Favor 60 MPG Fuel Economy Standard by 2025

Green Car Congress

88% said is was important for the US to take action now to increase fuel efficiency. Were a more stringent fuel economy standard to be implemented, 63% said it was likely the cost of vehicles will increase too much. Overall, 51% of respondents view Obama favorably, 44% unfavorably.

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New GM EcoTec3 engine family for 2014 Silverado and Sierra pickups; direct injection, cylinder deactivation and CVVT

Green Car Congress

V-6 EcoTec3 AFM VVT DI (LV3) for Chevrolet Silverado and GMC Sierra. The newly unveiled 2014 Chevrolet Silverado 1500 and GMC Sierra 1500 pickup trucks will deliver more power, more torque and improved fuel efficiency, partly due to a trio of all-new EcoTec3 engines designed specifically for the needs of full-size truck customers.

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DOE proposes revising procedures for calculating petroleum-equivalent fuel economy of EVs for use in CAFE calculations

Green Car Congress

The US Department of Energy (DOE) is proposing a significant revision in its procedures for calculating a value for the petroleum-equivalent fuel economy of EVs for use in the Corporate Average Fuel Economy (CAFE) program administered by the Department of Transportation (DOT). Background. Proposed PEF.