| If you've been feeling a shimmy in the steering wheel | | | | also contribute to warped rotors, especially if there if |
| when you apply the brakes and possibly the brake | | | | water, slush or snow on the road. |
| pedal pumping up and down, even slightly, you may | | | | If you experience a slight pul upon braking that can be |
| have one or more warped brake rotors. | | | | an indicator of warped rotors or brake calipers that |
| Disc brake rotors, the part the brake pad contacts | | | | need rebuilding. A spongy feeling brake pedal can be |
| when the brakes are applied, run very hot. If you've | | | | caused by excessively hot rotors, which in turn can boil |
| ever watched an under the car shot of the front | | | | the fluid in the brake calipers. In later cars there is |
| wheels on a race car, you've seen the rotors turn red | | | | generally an indicator light that will warn of low brake |
| and glow. | | | | fluid levels. |
| When driving on the street you seldom get the "glow" | | | | Regular drum and disc brake type brake fluid collects |
| but the rotors can become hot enough to warp, | | | | moisture and can cause problems with the entire |
| especially if you drive through puddles of water or | | | | braking system if not changed at the recommended |
| snow after making multiple stops and starts. | | | | times in the owner's manual. Silicone brake fluid doesn't |
| Brake pads are in constant contact with the rotors. If | | | | pose the moisture collection problem but it doesn't mix |
| the driver has a foot on the brake pedal all the time | | | | with regular brake and necessitates a complete purge |
| the brakes wear out prematurely and the rotors will | | | | and refill of the brake fluids. |
| run hotter. | | | | Brake problems can be dangerous and any problem |
| Tow vehicles and driving in the mountains, or on | | | | should be checked out by a competent mechanic who |
| crooked roads where the brakes are used a lot, can | | | | is qualified on that type of car's braking system. |