美国交通部表示，由于周一最终确定的车辆燃油经济性规则大幅降低，通用汽车的技术成本到2031年将减少204亿美元。
General Motors will see its technology costs decline by $20.4 billion through 2031 as a result of drastically lower vehicle fuel economy rules finalized Monday, the US Transportation Department said.