于此同时，一项建立一个类似美国国家公路交通安全局的议案在八月份夭折了。

Meanwhile, a bill to create an agency similar to the U.S. National Highway Traffic Safety Administration died in August.

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但国家公路交通安全局在继续调查时，收到了400多个申诉，称加速问题似乎是好几宗死亡事故的原因。

But the NHTSA is continuing its investigation, having received more than 400 complaints about acceleration problems that appear to have been responsible for several fatal accidents.

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通用汽车公司和国家公路交通安全局都指出，汽油发动机车在碰撞后极易起火。

GM and NHTSA have pointed out that cars with gasoline-powered engines are susceptible to fires after a crash.

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