The European division of GM gave a taste of what it has in store for the Frankfurt Auto Show at a news conference in Berlin. GM plans to unveil a hydrogen fuel cell Opel concept car called the HydrGen4, as well as showcase its E85 bioethanol variant of the Cadillac BLS.
GM will also show its new Opel Corsa 1.3 liter CDTI with 75 horsepower, which emits 119 grams of carbon dioxide per km. The car uses a common rail diesel turbo injection system that injects fuel into the chamber at a pressure of...
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