Brake Grinding Sound

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Brakes may make a mild grinding sound.

It may even be audible while rolling when the brakes are not applied at all, but will increase in volume with brake pressure.
This is normal and is just the brake pads dragging on the rotors.
Related Confirming Symptoms
Only while braking.
Grainy feeling through the brake lever or pedal.
Effects
None known.
Potential Solutions
Organic brake pads will generally be quieter than sintered or semi-sintered pads.