2021 Nissan Altima recalls and problems

On December 13, 2023, the Office of Defects Investigation (ODI) opened PE23-023 to investigate allegations of engine failures leading to loss of motive power in model year (MY) 2021-2023 Nissan Rogue; MY 2019-2021 Nissan Altima; and MY 2019-2021 Infiniti QX50 vehicles. At that time, ODI had received 6 Vehicle Owner Questionnaires (VOQ) and multiple early warning reports, with consumers reporting engine knocking noises accompanied by a loss of engine power while driving. The investigation identified bearing failures in certain vehicles equipped with the subject 3-cylinder 1.5L or 4-cylinder 2.0L variable compression turbo (VC-Turbo) engines. ODI also identified early warning reports describing thermal incidents that occurred immediately after the vehicle suffered a catastrophic engine failure.  The failures were the result of a manufacturing defect in specific engine bearings (main, A-, C-, and L-link) or other engine components that may cause engine damage and potentially lead to engine failure. Engine failure can result in a loss of motive power event that can increase the risk of a crash.  Engine failure might also result in a fire if internal components detach and impact the engine block creating a hole that allows engine oil to reach hot surfaces. In its April 2024, May 2024, and June 2025 responses to ODI’s information requests, Nissan provided 998 customer reports (including complaints, field reports, and legal claims) and 1,107 warranty claims related to the allege…

NHTSA is opening this audit query to investigate whether The Hertz Corporation (Hertz) has complied with the requirements of the National Traffic and Motor Vehicle Safety Act (Safety Act). The Safety Act requires, among other things, that a rental company shall not rent a vehicle subject to a safety recall unless the recall remedy has been performed. 49 U.S.C. § 30120(i).NHTSA is in receipt of information that indicates Hertz rented vehicles to customers without having performed required recall repairs. Accordingly, we are opening this audit query to seek additional information concerning this issue.