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New power-dense 2.0L GDI turbo with twin-scroll turbocharger and new combustion system offered in 2013 Chevrolet Malibu

Green Car Congress

Increased efficiency in all of the new Ecotec engines is achieved in part through lower engine friction, which was reduced by up to 16% using new technologies such as a variable-displacement oil pump. Additional engine features include: A precision sand-cast engine block with cast-in-place iron liners. Forged steel crankshaft.

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Jeep introduces 2018 Wrangler with mild hybrid, diesel options; plug-in hybrid version in 2020

Green Car Congress

liter turbocharged I-4 engine is part of the Global Medium Engine architecture family and features Double Overhead Camshafts (DOHC), dual independent camshaft timing, and a cooled exhaust gas recirculation (C-EGR) system. A large capacity oil cooler extends the oil change interval and ensures engine durability.

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GM introduces new Cadillac 2013 ATS RWD luxury sport sedan; 2 four-cylinder, one V6 gasoline engine options, with diesel in the works

Green Car Congress

Increased efficiency in the new four-cylinders was achieved partly through lower engine friction, which was reduced by up to 16% using new technologies such as a variable-displacement oil pump and, with the 2.5L, an actively controlled thermostat. Even the oil volume is optimized for minimal weight. Air-to-air intercooling system.

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