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Fulcrum BioEnergy successfully produces first low-carbon synthetic crude oil from landfill waste at its Sierra BioFuels Plant

Green Car Congress

Fulcrum BioEnergy, a clean energy company pioneering the creation of renewable, drop-in transportation fuels from landfill waste, successfully produced a low-carbon synthetic crude oil using landfill waste as a feedstock at its Sierra BioFuels Plant, the world’s first commercial-scale landfill waste-to-fuels plant.

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2023 GMC Sierra AT4X Review: Understated

The Truth About Cars

At some point, one might start to believe that the trend to continually embiggen America’s most favored form of individual transport is further fueled by the trend in media to demonize trucks and their drivers. GMC has done a nice job updating the interior of the Sierra, too. Trucks keep getting bigger, don’t they?

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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 In addition to highway fuel economy estimates that are 2 mpg higher than a 2013 Ford V8 pickup equipped with a 5.0L 2WD Pickup truck fuel economy comparisons. Fuel economy.

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Road Test: 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro

Clean Fleet Report

The 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro showed-up in my driveway and the neighbors took notice. Power and Torque and Fuel Sipping. recently drove the 2021 GMC Sierra 1500 4WD Crew Cab AT4, powered by a 3.0-liter Fuel economy for the 3.0-liter Smooth, Powerful Diesel Performance. Brains and brawn.

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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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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.

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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 EcoTec V-6 ( earlier post ) will offer the most torque of any standard V-6 in the segment: 305 lb-ft (413 N·m). Sierras equipped with the 4.3L EPA fuel economy estimates will be released later. Click to enlarge.

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