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How to Solve the Problem of Abnormal Noise in New Car Brakes?

2 Answers

DelPeter

07/30/25 12:09am

Solutions for abnormal noise in new car brakes include: 1. Check if there are any issues with the lubrication of the shock absorber's top rubber or buffer rubber. 2. Break in the new brake friction pads. 3. Replace the brake pads in a timely manner. 4. Clean any foreign objects on the surface of the brake disc. Below is an introduction to related content: Braking, also known as deceleration, refers to the action of stopping or reducing the speed of moving locomotives, vehicles, other transport tools, or machinery. The causes of abnormal noise in new car brakes are: 1. Presence of metal particles or small gravel between the brake pads and brake disc. 2. Excessive wear of the brake disc or brake drum. 3. Brake pads being too hard. 4. Inflexibility of the handbrake cable. 5. Slow return of the brake master cylinder.

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LaJulia

08/16/25 4:11am

My newly bought car started making squeaky brake noises just a few days after driving, which was really worrying at first. As a frequent driver, I figured it might be a break-in issue with new car brakes: both the brake pads and discs are brand new, with hard surfaces that will soften and quiet down after a few hundred kilometers of friction. You can observe the type of noise yourself: light, high-pitched sounds are usually normal, but scraping or grinding noises should raise concern. Try pressing the brakes a few more times to heat up the discs and wear them in, such as during steady highway driving; if the noise persists after a week, don’t hesitate to take it back to the 4S店—new car warranties cover free inspections and adjustments for pad-disc clearance. New car maintenance often overlooks regular dust cleaning—dust buildup on brake discs can easily cause noise, so wiping them down during car washes can prevent this. Safety is no small matter; address issues early to prevent accidents.

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