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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 EcoTec3 V-8 (L86) ( earlier post ). EcoTec3 V-8. Click to enlarge. V-8 and 6.2L

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GM to Introduce 2010 GMC Terrain at New York Show

Green Car Congress

GM will introduce its new 2010 GMC Terrain at the New York International Auto Show (NYIAS) this week. 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 Also available will be a 3.0L

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

Green Car Congress

The new certifications cover approximately 200 2010-2012 General Motors Chevrolet- and GMC-brand light-duty trucks and SUV platforms with 4.8- The GMC-brand vehicles include Sierra, Yukon and Savana vans. liter engines. The Chevrolet-brand vehicles include Silverado, Tahoe, Express vans, Avalanche and Suburban.

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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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GM resistance spot welding process joins aluminum to aluminum

Green Car Congress

General Motors Research & Development developed an aluminum-to-aluminum welding technology expected to enable more use of the lightweight metal on future vehicles, which can help improve fuel economy and driving performance. GM plans to use this technology more extensively starting in 2013. The material offers many advantages over steel.

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