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Byline: BOB GRITZINGER
Even if General Motors' 16-cylinder behemoth (above) can get 20 miles per gallon on the highway thanks to cylinder deactivation, the idea of building a 1000-horsepower supercar for the rich doesn't necessarily endear the corporation to environmentalists and the gasoline-buying masses.
But here's something that will: GM president and CEO Rick Wagoner announced at the Detroit show that the company is moving ahead rapidly on a plan to put upward of one million hybrid vehicles per year on our nation's highways by 2008.
To meet that goal, GM plans to develop and offer for sale three varieties of gasoline-electric hybrid cars, trucks and sport/utility vehicles, starting this year with previously promised mild hybrid GMC Sierra and Chevy Silverado trucks. Those vehicles, available to fleet customers this year and the general public in 2004, use a flywheel alternator/start-er to gain 10 percent to 12 percent improved fuel economy. By adding cylinder deactivation (due in 2007), economy improves by up to 18 percent over a regular 5.3-liter V8. The system will eventually be offered on all big GM trucks and SUVs.
The second effort focuses on a ...