It was not clear what issues the prosecutors, with the U.S. attorney’s office in Manhattan, are looking into.
Federal safety regulators told automakers to provide more information about accidents involving cars and trucks with automation technology.
The start-up gained attention by purchasing a shuttered General Motors factory in Ohio in 2019. At the time, G.M. was under pressure from President Trump to find a buyer for the plant.
A plan aimed at the nation’s largest cluster of warehouses is designed to spur electrification of pollution-spewing diesel trucks and could set a template for restrictions elsewhere.
The president’s plans to cut emissions in half by 2030 relies heavily on a government effort to steer the development of new industries, but business leaders are fretting over the rapid timeline.
Hitting the targets could require a rapid shift to electric vehicles, the expansion of forests nationwide, development of complex new carbon-capture technology and many other changes, researchers said.
Federal regulators are investigating 23 recent accidents in which drivers were, or may have been, using the automatic steering and braking system.