German automaker Opel AG invested $12 billion in 2010 to develop engines, transmissions and other components capable of increasing fuel efficiency. This aggressive investment appears to be bearing fruit thanks to the Opel Corsa ecoFLEX. Opel released two versions of the 2013 Corsa ecoFLEX in select European markets last week. [...]

German automaker Opel hopes that the Zafira Tourer is versatile enough to attract consumers throughout the world. This jack of all trades is available with gas, diesel and compressed natural gas (CNG) drive systems at European dealerships. Opel recently announced the release of a Zafira Tourer van powered by liquefied [...]

German automaker Opel announced plans for a liquefied petroleum gas (LPG) drive train to be made available in all three versions of the Insignia line. This subsidiary of General Motors will sell sedan, hatchback and station wagon versions of the Insignia featuring LPG-powered engines. Insignia owners have the opportunity to [...]