👉 Automobile sounds are a dynamic mix of engine purrs, revving noises, and the hum of the exhaust system, often punctuated by the rhythmic clatter of tires on different surfaces. When the car brakes, there's an audible screech or squeal that adds to the overall auditory experience, while idle sounds can range from a smooth, silent hum to a more pronounced rumble depending on the vehicle's design and engine type.