NHTSA to open probe into 286,000 GM vehicles over possible engine failure issue

Core Points - The National Highway Traffic Safety Administration (NHTSA) is investigating 286,000 General Motors (GM) vehicles in the U.S. due to a potential engine failure issue [1] Group 1 - The investigation involves a significant number of vehicles, indicating a widespread concern regarding engine reliability [1] - The probe was announced by the safety regulator on a Monday, highlighting the urgency of the matter [1]