The U.S. National Highway Traffic Safety Administration’s Office of Defects Investigation (ODI) has received 1 complaint alleging that an Actually Smart Summon session resulted in a crash and has reviewed at least 3 media reports of apparently similar crashes.

The National Highway Traffic Safety Administration said Tesla’s automated summoning feature has been linked to at least four crashes.

U.S. regulators have opened an investigation into 2.6 million Teslas after reports of crashes involving the use of company technology that allows drivers to remotely command their vehicle to return to them,