DETROIT, May 8- Vehicle Production Group LLC, a maker of wheelchair-accessible vans that received $50 million in low-interest federal loans, has closed its doors after running out of cash. The U.S. Department of Energy confirmed news of VPG's closure, first reported by the newspaper USA Today.
Suppliers like T. Boone Pickens' Clean Energy Fuels, Royal Dutch Shell and China's private ENN Group are scrambling to build natural gas fueling stations along U.S. highways, while Cummins-Westport Inc will begin later this year selling a 12- liter natural gas engine able to power the biggest trucks on the road.
LOS ANGELES, March 14- ENN Group Co Ltd, one of China's largest private companies, is quietly rolling out plans to establish a network of natural gas fueling stations for trucks along U.S. highways.