Attachments FILE - A sign bearing the company logo is displayed outside a Tesla store in Cherry Creek Mall in Denver. More than 750 Tesla owners have complained to U.S. safety regulators that cars operating on the automaker's partially automated driving systems have suddenly stopped on roadways for no apparent reason. The National Highway Traffic Safety Administration revealed the number in a detailed information request letter to Tesla that was posted Friday, June 3, 2022, on the agency's website.