GM continues work on fuel-saving engine technologyWed, 20 May 2009
Sometime in the next decade, you might be able to enjoy some of the benefits of a diesel without driving one.
A technology called HCCI improves fuel economy 15 percent and releases fewer emissions by using a combustion process similar to what is used in diesel powerplants.
General Motors continues work on the project, which could be applied across a range of engine sizes and used with other advanced fuel-saving technologies to help the company comply with the proposed new mileage and emissions targets announced Tuesday by President Barack Obama.
The timetable is fairly vague, meaning look for it after the Chevrolet Volt, but before fuel cells. Daimler and Volkswagen also are among the automakers that have been developing the technology.
HCCI stands for
By Greg Migliore