Dodge Dart whining and squealing noise at idle worsening with acceleration on Dodge Dart

Some Dodge Dart owners report experiencing a whining and squealing noise that worsens with acceleration, which may indicate several underlying issues. A failing alternator is often the culprit, producing a high-pitched sound that varies with engine RPM and may trigger the battery light due to voltage problems. Additionally, some owners note that the noise can mimic the RPM of the engine, becoming louder as they accelerate. Problems with the timing belt can also contribute to unusual engine noises, and replacing it requires specific expertise. Furthermore, if the noise is accompanied by aggressive shaking or vibrations, it could signal more serious internal issues with the differential bearings or clutches. To resolve these concerns, owners are advised to have the alternator checked, consider inspecting the timing belt, and consult a mechanic to examine the differential if the noise persists.