Noise When Braking at Low Speed [Causes and How to Fix ...
So, after a while, the surface of your rotors will never stay flat as it is. ... Grinding noise: This should be your wake-up call. If you hear the grinding noise from your car, you have to stop immediately. Because this means that the brake pad got used up and now you are making metal-to-metal contact between the caliper and the rotor.
