The recall now covers the car’s entire output, beginning with the 2017 version. The latest move, to add three model years, raises costs by $1 billion.
General Motors’ push to increase E.V. spending follows an announcement by Ford that it would start making an electric version of its F-150 pickup truck this year.
The automaker earned more than $6 billion last year — money that it will plow into the development of electric and autonomous vehicles.
The end of the gasoline-powered car will transform the economy.
Every carmaker is trying to figure out how to make the leap before governments force it and Tesla and other start-ups lure away drivers.
The move, one of the most ambitious in the auto industry, is a piece of a broader plan by the company to become carbon neutral by 2040.
General Motors says it will increase its investment and model offerings over the next five years “to expedite the transition to E.V.s.”