The National Highway Traffic Safety Administration said it’s opening a recall query to determine the severity of the problem in vehicles not included in the 2023 recall.

The U.S. government's highway safety agency has launched an investigation into reports of engine failure in up to 1.4 million Honda and Acura vehicles, according to documents posted on the agency's website on Monday.

The National Highway Traffic Safety Administration is investigating concerns that engines on 1.4 million Honda and Acura vehicles might fail.

NHTSA is launching an investigation into 1.4 million Honda vehicles and oversights during the automakers' previous recalls.

The National Highway Traffic Safety Administration (NHTSA) has announced it is opening an investigation into 1.4 million Honda and Acura vehicles in response to an increase in reports regarding issues with Honda's V6 engine.

If this recall query into failing 3.5-liter V6 engines will morph into a new recall, Honda will have to fix a staggering 1.4 million vehicles in the US alone

The National Highway Traffic Safety Administration has opened an investigation into 1.4 million Honda and Acura vehicles that may have a serious engine def

The National Highway Traffic Safety Administration (NHTSA) has opened a formal investigation into more than 1.4 million Honda and Acura vehicles due to a potential engine defect involving connecting rod bearings. The investigation, which follows a previous recall, will examine if additional vehicles need to be recalled.

The investigation is looking at vehicles that may have a “failure of connecting rod bearings leading to complete engine failure."

Last year Honda recalled hundreds of thousands of vehicles due to engine failure and this year they may have to recall more.