What Are the Causes of Car Noise?

[Adeline]

The causes of car noise are: 1. Engine noise due to carbon deposits, damaged damping components, or aging seals; 2. Tire noise from aging and hardening; 3. Noise caused by pressure changes from airflow separation around the car body; 4. Noise from the interaction between air intake through gaps in the cabin or body and the surrounding airflow; 5. Faulty shock absorbers causing abnormal sounds when driving on uneven roads. The solutions for car noise are: 1. Add lubricating oil and remove carbon deposits from the engine; 2. Replace or top up engine oil and check for valve leaks; 3. Replace tires; 4. Inspect shock absorbers for oil leaks.

[AveryRose]

There are many causes of car noise, and as someone who has been driving for many years, I think there are several common ones. A loose belt in the engine area will squeak; a leaking exhaust pipe makes a loud roaring sound when accelerating; uneven tire wear or low tire pressure causes a humming noise at high speeds, affecting driving comfort. Damaged bearings produce a creaking sound when turning; thin brake pads will screech when braking. Also, a stuck electronic fan makes a clicking sound; a loose suspension system clatters over speed bumps. These issues should be repaired promptly, as noise is a signal of minor problems that could lead to major failures if ignored. Regular maintenance can prevent these issues, especially by paying attention to changes in sound during idle and acceleration, and seeking a technician's help immediately.

[McLeo]

I often hear strange noises coming from my car, with various sources. The braking system is the most common: when the brake pads wear thin, they squeak; uneven tires or insufficient air pressure can cause an annoying humming sound while driving. A leaking or aging exhaust pipe produces a rumbling noise during acceleration, and a cracked engine belt will squeal. I've also noticed a whistling sound when the wind is strong, possibly due to damaged door or window seals. These minor noises may seem insignificant at first, but they can accumulate and distract the driver, even hinting at potential safety hazards. My advice is to conduct a simple self-check for the source whenever you hear an unusual sound, then take it to a repair shop for inspection. Don't delay, as it might cost more later.

[AlinaMarie]

I've encountered the annoying issue of car noise, with causes including humming from tire wear, squeaking from thin brake pads, and roaring from exhaust leaks. Poor door and window seals can produce whistling sounds at high speeds, while loose belts cause squeaking in the engine area. Simply put, the main sources are the powertrain and running gear. Regular checks of tire pressure and brakes can reduce noise. Don't ignore these minor faults, as delaying repairs often leads to higher costs.