New Brakes Squeaking: Is It Normal? Causes & Fixes

How long should new brakes squeak for?
New brakes squeaking can be a concerning issue for many vehicle owners. It's not uncommon for new brakes to produce some noise, especially during the initial break-in period. Typically, new brakes may squeak for around 50 to 200 miles, as the brake pads and rotors are still adjusting to each other. This noise is often due to the transfer of a thin layer of brake pad material onto the rotor surface, which helps to bed-in the brakes.
Causes of Squeaking New Brakes
There are several reasons why new brakes might squeak, including:
- Incorrect brake pad installation: If the brake pads are not installed correctly, it can cause uneven wear and lead to noise.
- Warped or excessively worn rotors: If the rotors are not properly machined or are excessively worn, it can cause the brake pads to vibrate and produce noise.
- High-performance brake pads: Some high-performance brake pads are designed to produce a slight noise during the break-in period.
The duration of squeaking new brakes can vary depending on several factors, including the type of brake pads, driving conditions, and vehicle usage. In general, if the squeaking persists beyond 200 miles, it may be a sign of an underlying issue. It's essential to monitor the noise and have it checked by a professional mechanic if it persists or worsens over time.
Factors Affecting Brake Squeak Duration
The break-in period for new brakes can be influenced by various factors, such as:
- Driving habits: Aggressive driving, frequent city driving, or driving in hilly terrain can prolong the break-in period.
- Vehicle type: The type of vehicle, its weight, and braking system can affect the duration of brake squeak.
- Brake pad material: The type of brake pad material used can impact the noise level and duration of the squeak.
Why are my brand new brake pads squealing?
Brand new brake pads squealing can be a frustrating issue for car owners. There are several reasons why this might happen, and it's essential to identify the cause to avoid further damage to the brake system. One possible reason for squealing brake pads is improper bedding-in process. When new brake pads are installed, they need to be properly bedded-in to ensure even contact with the rotor. If this process is skipped or not done correctly, it can lead to uneven wear and noise.
Causes of Squealing Brake Pads
Some other possible causes of squealing brake pads include:
- Worn-out or damaged brake hardware: If the brake hardware, such as the brake clips or springs, are worn out or damaged, it can cause the brake pads to vibrate and squeal.
- Incorrect brake pad material: If the brake pads are made of a material that is not suitable for your vehicle or driving conditions, it can lead to noise and vibration.
- Warped or excessively worn rotor: A warped or excessively worn rotor can cause the brake pads to vibrate and squeal, especially when applying the brakes.
In some cases, squealing brake pads can also be caused by contamination. If the brake pads or rotor are contaminated with debris, such as dust, dirt, or brake fluid, it can cause noise and vibration. Additionally, excessive brake pad wear can also lead to squealing, especially if the pads are worn down to the metal backing plate.
If you're experiencing squealing brake pads, it's essential to have them inspected by a professional mechanic to determine the cause and recommend the necessary repairs. They will be able to assess the brake system and identify any potential issues that may be contributing to the noise.

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