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USGS investing more than $5.8M in critical-minerals mapping in Alaska

Green Car Congress

million through the USGS to advance scientific innovation and map critical minerals vital to the nation’s supply chains, national defense and economy. Overall, this act invests $510.7 The Earth MRI investments will enable airborne geophysical surveys of the poorly mapped Kuskokwim River region of western Alaska.

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Tula Technology reports up to 18% fuel economy gain in GM 6.2L V8 using Dynamic Skip Fire technology; emissions benefits too

Green Car Congress

In a paper presented at the 2016 SAE World Congress, Tula Technology, developer of Dynamic Skip Fire (DSF) cylinder deactivation technology, reported significant fuel economy gains of up to 18% over a conventional GM 6.2-liter The base engine is used by General Motors in many applications, among them, the 2010 GMC Yukon Denali.

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Tula Technology hits milestone of 1M vehicles produced with Dynamic Skip Fire

Green Car Congress

The result is that the engine dynamically fires the optimal number of cylinders to maximize fuel economy while maintaining a smooth ride with commercial levels of noise and vibration. Tula’s proprietary technology is being used in the top-selling Cadillac Escalade, Chevrolet Silverado and Suburban, and the GMC Sierra and Yukon.

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2015 Chevrolet and GMC pickups, SUVs to offer eight-speed transmission with EcoTec3 V-8

Green Car Congress

Chevrolet and GMC have confirmed a new eight-speed automatic transmission will be standard on 2015 Chevrolet Silverado, GMC Sierra and GMC Yukon Denali/Yukon XL Denali models equipped with the 6.2L As with other EcoTec3 engines, it seamlessly switches to four-cylinder operation under lighter loads to improve fuel economy.

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2024 Lexus TX Hopes to Become a Better Family Hauler

The Truth About Cars

The infiniti QX80 and GMC Yukon are a little too big, while something like the Acura MDX is a little too small. That unit comes with a 10-speed automatic and should provide a 21 mpg combined EPA-certified economy rating when configured for front-wheel drive. & The base powertrain will be a turbocharged 2.4-liter

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LPG system provider Icom earns 17 new EPA certifications For GM vehicles

Green Car Congress

The GMC-brand vehicles include Sierra, Yukon and Savana vans. The JTG II system often delivers substantial fuel economy improvements when compared to propane-vapor-injection systems, as well as increased power, torque and performance, according to the company. Icom’s total number of EPA certifications now stands at 40.

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GM to Introduce 2010 GMC Terrain at New York Show

Green Car Congress

The five-passenger crossover SUV, which shares the Theta chassis with the Chevrolet Equinox, offers estimated highway fuel economy of 30 mpg (7.8 City fuel economy is estimated to be 21 mpg US (11.2 Maximum fuel economy is achieved in part with an “ECO” mode activated via a console-mounted button. Also available will be a 3.0L

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