7 Reasons a Car Makes a Grinding Noise When Driving at Low .
WEBOct 4, 2022 · Bad Wheel Bearings. Wheel bearings keep your wheels in position and ensure they roll smoothly. Bearings are also there to ensure no friction when the wheels are in motion. Friction causes wear and tear. Faulty bearings will allow for friction between components, creating a grinding noise when driving at low speeds.