The “Actually Smart Summon” feature enables drivers to remotely summon or move their vehicles to them or another location via a mobile phone app.

The agency has previously looked into other iterations of Tesla's Summon self-driving option.

The National Highway Traffic Safety Administration is investigating 2.6 million Tesla vehicles over crashes involving the "Actually Smart Summon" feature. The feature lets users move cars remotely. The probe examines the feature's maximum speed,

The National Highway Traffic Safety Administration announced it is investigating nearly 2.6 million Tesla vehicles over a remote driving feature.

A potentially faulty driverless car feature found in roughly 2.6 million Tesla cars on U.S. roads highlights the risks associated with CEO Elon Musk's plans to roll out unsupervised Full Self-Driving this year.

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,

The U.S. government is probing Tesla over a driverless feature in its electric vehicles, according to the National Highway Traffic Safety Administration (NHTSA). The NHTSA cited Tesla’s “Smart Summon” and “Actually Smart Summon” features,