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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 It is a dual-equal cam phasing system that adjusts camshaft timing at the same rate for both intake and exhaust valves.

GMC 210
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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 2015, Delphi also took a stake in the Silicon Valley-based company. The base engine is used by General Motors in many applications, among them, the 2010 GMC Yukon Denali. GM has been working closely with Tula Technology; in 2012, GM Ventures made an equity investment in Tula. Earlier post.) Earlier post.).