Відома особливість (витрата масла): Some 2.4L Ecotec engines are reported to consume oil, particularly when extended drain intervals or worn piston rings are involved.
Відомий дефект (ГРМ): The 2.4L Ecotec family is known for timing chain wear/stretch issues in some applications, which can cause rattle, cam/crank correlation faults, or poor running if not addressed.