Why does my car whistle when the brakes are on?
Why does my car whistle when the brakes are on? The outer caliper is usually placed on the carrier and held in place by the caliper (most car brakes are single piston, and the entire caliper can slide on pins to give clamping force on both sides of the disk). Because the outboard pads are basically loose, they can vibrate and whistle or hum. Why does my car make a grinding noise when I apply the brakes? Grinding Noise When You Apply Your Brakes: A Wake-Up Call Hearing a grinding noise when you apply your brakes is really like hitting...