The U.S. National Highway Traffic Safety Administration said it was opening a preliminary probe into vehicles manufactured by General Motors after receiving reports alleging engine failure.

The U.S. National Highway Traffic Safety Administration (NHTSA) has initiated an investigation into 877,710 General Motors vehicles.

The National Highway Traffic Safety Administration on Friday opened an investigation into 870,000 cars manufactured by General Motors after receiving reports of engine failure.

U.S. auto safety regulators are probing General Motors Co. over concerns that more than 870,000 of its full-size pickup trucks and SUVs face the risk of engine failure.

The National Highway Traffic Safety Administration is investigating a potential issue with certain models with V8 engines for engine failure

The National Highway Traffic Safety Administration’s Office of Defects Investigation has closed their preliminary investigation into General Motors' (NYSE:GM) Cruise division and will take no further action.

The agency said it analyzed 2,759 reports identified by Cruise that involved collisions, including 1,113 that involved a “pedestrian conflict.”

The National Highway Traffic Safety Administration (NHTSA) has opened a preliminary probe into more than 877,000 trucks and SUVs built by General Motors. The agency’s Office of Defects Investigation (ODI) has received 39 complaints of engine failure due to a problem linked to faulty connecting rod bearings.