Mary Barra

GM raises output of self-driving Bolts, boosts test fleet

GM CEO Mary Barra introduces self-driving Bolt

General Motors Co. says it has built 130 self-driving Chevrolet Bolt electric cars at a factory in suburban Detroit, making it among the first automakers to mass produce self-driving vehicles.

The automaker has been building self-driving Bolts at its Orion Assembly Plant in Orion Township, Michigan, since January. Unlike GM's earlier self-driving test vehicles, the new cars were built on the same assembly line as regular Bolts that are being sold to customers. Once they rolled off the line, the self-driving Bolts went to another area of the plant to get computers, sensors and other hardware installed. The cars use software from Cruise Automation, a self-driving startup GM bought in...

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