Europe and the United States ranked the end of the increasingly stringent standards and fuel economic indicators Saab forced to suspend the operation of its 9-3 models of the new generation of research and development work. At present, the Saab 9-3 is a common Epsilon platform as the basis for building and a new generation of the original plan 9-3 more on the huge volume of Epsilon II generation platform development, but taking into statement the current difficult situation, GM had to 9-3 to re-consider looking for new carriers to meet the future requirements of the new car, but also to better with the A3, and other competitive compact car models at the same level of the market. GM’s design staff of the Department of the Autocar entrepot said that although the new car will use the chassis of small build, but they will make the best use of new technology to create maximum internal space. Now taking into statement the gradual deterioration of the environment dollars, a new car in the United States could build.