What Causes Car Cabin Noise & How to Reduce It Naturally A noisy car cabin can turn even the shortest drives into an exhausting experience. Whether it’s the constant hum of tires, the whistle of wind, or the subtle vibrations under your seat, cabin noise creeps in and chips away at your comfort, focus, and peace of mind. Understanding what causes these sounds—and how to reduce them naturally—can dramatically improve the way your car...