Uploaded May 2026 | Updated September 2026, 2 days ago

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If your brakes are noisy when pressing the brake pedal, the sound usually points to pad wear, rotor surface issues, debris, or brake hardware problems. In this guide, we explain the most common causes of brake squeal, grinding, scraping, clunking, and groaning noises and how to tell them apart.



Timecode:
00:00:00 - Intro
00:00:59 - Reason 1 - Wear indicator
00:01:31 - Reason 2 - Cheap or glazed pads/rotors
00:02:10 - Reason 3 - Surface rust after rain
00:02:41 - Reason 4 - Debris between pad and rotor
00:03:15 - Reason 5 - Hardware and lubrication
00:03:48 - Reason 6 - Sticking caliper or seized slide pins
00:04:21 - Reason 7 - Metal-on-metal grinding
00:04:50 - What to do next