The National Highway Safety Administration also released an analysis of crashes involving the system that showed at least 29 fatal accidents over five and a half years.

The United Automobile Workers reached an agreement involving workers who make Freightliner trucks and Thomas Built buses. The deal comes as the union seeks to expand in Southern states.

The Japanese automaker, which has been slow to sell electric vehicles, said it would invest $11 billion to make batteries and cars in Ontario.

This privacy reporter and her husband bought a Chevrolet Bolt in December. Two risk-profiling companies had been getting detailed data about their driving ever since.

The first-quarter results are likely to fuel worries that competitors will continue grabbing a bigger slice of a market dealing with slowing electric car sales.

General Motors has struggled with electric vehicles and in foreign markets but it is selling lots of combustion engine cars and trucks in North America.