Green Car Congress

DECEMBER 16, 2020

Unlike cylinder deactivation strategies that shut off a fixed number of cylinders, DSF makes dynamic firing decisions every 90 degrees of crank angle on a V8 (180 degrees on a 4 cylinder engine) based on how much torque is requested. Tula’s first DSF innovation reached proof of concept internally in 2011 and with GM in 2014.

Yukon 186

Yukon Vehicles Escalade Sierra 186

Green Car Congress

JUNE 13, 2010

Shanghai GM has outlined the next phase of its “Drive to Green” product strategy—launched in 2008 ( earlier post )—for 2011-2015. Shanghai GM will introduce 12 new engines through 2015, including several with small displacements, such as a 1.5-liter liter VVT engine and 1.4-liter liter turbocharged engine. liters and 2.5

GM 210

GM 2015 Buick Engine 210

Green Car Congress

NOVEMBER 27, 2012

In September 2011, GM China opened the Advanced Materials Lab in Shanghai. Extended-range electric vehicles, which offer electric propulsion and contain an on-board engine generator to extend the vehicles’ range. Full hybrid technology such as the 2-mode hybrid system on full-size trucks and SUVs.

GM 240

GM China Electric Vehicles Batteries 240