Why Is My Vehicle Making Sounds When I Brake and Decelerate

Why Is My Vehicle Making Sounds When I Brake and Decelerate | Dickerson Automotive

Have you ever noticed the mysterious symphony that your vehicle seems to perform when you apply the brakes or decelerate? It's a common experience that leaves many drivers puzzled and concerned. From squeaks and squeals to grinds and thuds, these sounds can be downright unnerving.

What Sounds Can Be Heard?

Imagine your car as a concert hall, and your brakes as the orchestra - doesn't sound good, does it? Each time you press the brake pedal, it's like cueing the conductor to start the performance. The ensuing sounds are the result of various components playing their part.

Squeaks and Squeals
These high-pitched, squeaky sounds are often caused by the brake pads vibrating against the rotor. It's like the violin section warming up before a grand performance. Moisture, dirt, or uneven wear can make them more pronounced.

Grinds and Groans
The low-pitched grinding noise can be likened to the deep tones of a cello. It's usually an indication that your brake pads are worn down and are now rubbing directly on the rotor. Neglecting this sound can lead to costly repairs.

Clicks and Clunks
Think of these sounds as percussion instruments joining the ensemble. Clicks or clunks might suggest loose caliper bolts or worn-out suspension components. They usually occur during deceleration and demand prompt attention.

What Do These Sounds Mean?

Now that we've identified the sounds, let's delve into the science of why your brakes make these sounds. Friction, heat, and vibrations are the key players in this automotive symphony.

Friction
When you press the brake pedal, the brake pads are pushed against the rotor, creating friction to slow down your vehicle. This friction generates heat and can produce those squeaks and squeals.

Heat
As the brakes work to stop your car, they generate a significant amount of heat. This heat can cause the brake components to expand and contract, leading to various noises.

Vibrations
Vibrations occur when the brake pads and rotor are not perfectly smooth or when there's an issue with the brake calipers or suspension. These vibrations translate into the clicks, clunks, and groans you hear.


Having brake issues? Dickerson Automotive is always one phone away! Schedule an appointment by calling us or through our website, and we will get your vehicle road-worthy again!