Thud Noise When Releasing Brake Pedal: Causes And Solutions

Groaning/creaking Sound When Releasing Brake Pedal
Groaning/creaking Sound When Releasing Brake Pedal from


One of the common issues that car owners may encounter is a thud noise when releasing the brake pedal. This unexpected sound can be both annoying and worrisome. In this article, we will explore the possible causes of this noise and provide some solutions to help you address the issue.

Possible Causes

1. Worn Brake Pads

One of the primary causes of a thud noise when releasing the brake pedal is worn brake pads. Over time, the brake pads can become thin and lose their effectiveness. As a result, they may not provide a smooth release, leading to a thud noise.

2. Loose Brake Calipers

Another possible culprit behind the thud noise is loose brake calipers. Brake calipers are responsible for applying pressure to the brake pads, and if they are not securely fastened, they can cause a knocking sound when releasing the brake pedal.

3. Damaged Suspension Components

In some cases, a thud noise when releasing the brake pedal can be caused by damaged suspension components. The suspension system plays a crucial role in ensuring a smooth ride, and if any of its components, such as the control arms or bushings, are worn or damaged, they may produce a noise when the brakes are released.

4. Worn or Damaged Brake Rotors

Worn or damaged brake rotors can also contribute to the thud noise. Brake rotors that are unevenly worn or have deep grooves can cause the brake pads to release unevenly, resulting in a thud noise when the pedal is released.


1. Replace Worn Brake Pads

If worn brake pads are the culprit, it is essential to have them replaced. Regular brake pad replacement is part of routine maintenance and ensures optimal braking performance while preventing further damage to the braking system.

2. Tighten Brake Calipers

If loose brake calipers are causing the thud noise, they should be tightened. This can be done by a qualified mechanic who will ensure that the calipers are securely fastened, allowing for smooth brake pad release.

3. Inspect and Repair Suspension Components

If the thud noise is due to damaged suspension components, a thorough inspection is necessary. Any worn or damaged parts should be replaced or repaired to restore the suspension system’s proper function and eliminate the noise.

4. Resurface or Replace Brake Rotors

If the brake rotors are the cause of the noise, they may need to be resurfaced or replaced, depending on their condition. Resurfacing can smooth out minor imperfections, while severe damage may require rotor replacement.


A thud noise when releasing the brake pedal can be caused by various factors, including worn brake pads, loose calipers, damaged suspension components, or worn brake rotors. It is essential to identify and address the issue promptly to ensure safe and smooth braking. Consulting a professional mechanic is recommended to diagnose and resolve the problem effectively.