Tesla car ©Steve JurvetsonTesla (NASDAQ:TSLA) is recalling 20,349 vehicles in the United States because their low-beam headlights may be excessively bright, creating a potential safety risk for other road users.The U.S. National Highway Traffic Safety Administration said on Tuesday that overly bright headlights could reduce visibility for oncoming drivers and increase the risk of a crash.Model 3 and Model Y vehicles affectedAccording to the NHTSA, the recall covers certain Tesla Model 3 and Model Y vehicles.AdvertisementAdvertisementUnlike some vehicle recalls where a software update or component replacement has already been identified, the regulator said a remedy for the headlight issue has yet to be finalised.The recall means affected owners will have to wait for further information on how Tesla plans to correct the problem.Tesla remains under regulatory safety scrutinyThe latest recall comes as Tesla continues to face regulatory attention over vehicle safety in the United States.In July, the NHTSA opened a preliminary investigation covering approximately 1.2 million Tesla vehicles following reports of suspension failures that could potentially result in drivers losing steering control.AdvertisementAdvertisementThe headlight recall is separate from that investigation, but both developments keep regulatory and vehicle-safety issues in focus for Tesla investors as the company works with U.S. authorities to address potential defects across its vehicle fleet.Tesla stock price