Steering wheel vibration or pulsation when braking
Brake pedal pulsation or kickback
Squealing, scraping, or grinding noises during braking
Visible deep grooves, scoring, or cracks on the rotor surface
Blue discoloration or heat spots on the rotor
Rotor thickness below the manufacturer’s minimum specification
Uneven rotor wear or excessive rust pitting
Brake pads wearing unevenly or unusually fast
Reduced braking performance or longer stopping distance
Brake warning light or ABS-related braking issues
Rotor warping or excessive lateral runout
Repeated brake fade after normal driving
Visible lip on the rotor edge that is pronounced
Rotor surface contaminated or damaged beyond resurfacing limits