Green Car Congress

JUNE 19, 2014

liter V10 and a 2010 GMC 3500 Savana Cutaway 6.0-liter Hydraulic pumps/motors and an accumulator (power storage unit) are added to gasoline, diesel, propane or CNG engines to store braking energy and use the captured energy to accelerate the vehicle, significantly saving fuel and brakes and cutting emissions. mph), low 2.1

Hybrid 275

Hybrid Emissions West Virginia Colorado 275

Green Car Congress

AUGUST 30, 2009

The morning session started out with an hour long press conference, the highlight being the unveiling of the Volt’s 230 mpg preliminary EPA city fuel economy finding ( earlier post ), as well as a tour showing selected elements from the studios of the four GM North American brands: Chevrolet, GMC, Buick and Cadillac.

GM 262

GM Buick Fuel Economy Economy 262

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 increase in fuel economy over the previous six-speed automatic—and a quicker 0-60 time of 3.7

GM 231

GM Yukon Oil Convert 231