通用汽車計畫提供 15 新或在 2014 年,包括三個,有沒有尚未透露向公眾,大大刷新,車輛在美國公司的新總裁說: 星期三。 General Motors plans to deliver 15 new or significantly refreshed vehicles in the U. S. in 2014, including three that have not been revealed to the public yet, the company's new president said Wednesday.