Steering wheel shakes or vibrates when braking
Brake pedal pulses or feels uneven
Squealing, scraping, or grinding noises when braking
Visible deep grooves, scoring, or cracks on the rotor surface
Blue spots or discoloration from overheating
Brakes take longer to stop the vehicle
Vehicle pulls to one side while braking
Brake pads wear out unusually fast
Rotor thickness is below the manufacturer’s minimum spec
Excessive rust, pitting, or corrosion on the rotor surface
Brake pedal feels soft, spongy, or inconsistent
You feel a shudder through the car during braking
Recent brake pad replacement did not fix the braking issue
The rotors have warped or uneven surfaces
A mechanic recommends replacement after measurement inspection