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

Green Car Congress

JULY 18, 2014

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 The vane phaser is actuated by hydraulic pressure and flow from engine oil, and managed by a solenoid that controls oil flow to the phaser.

GMC

GMC Chevrolet 2015 Yukon

Details on GM’s new efficient top-end 8-speed automatic

Green Car Congress

AUGUST 21, 2014

The 8L90, the replacement for the venerable 6L80 six-speed in GM’s lineup, is offered as well as standard on 2015 Chevrolet Silverado, GMC Sierra and GMC Yukon Denali/Yukon XL Denali models equipped with the 6.2L l/100 km) EPA highway estimate—a 3.5% l/100 km) EPA highway estimate—a 3.5%

GM Yukon Oil Convert

EV Driven

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

Details on GM’s new efficient top-end 8-speed automatic

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