Brake Noise
WARNING: This page is about a different car, the 2007 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
| CONDITION | POSSIBLE CAUSES | CORRECTION |
|---|---|---|
| DISC BRAKE CHIRP | 1. Excessive brake rotor runout. | 1. Refer to DIAGNOSIS AND TESTING . Correct as necessary. |
| DISC BRAKE RATTLE OR CLUNK | 1. Broken or missing spring clips. | 1. Replace brake shoes. |
| 2. Caliper guide pin bolts loose. | 2. Tighten guide pin bolts. | |
| 3. Missing abutment shims. | 3. Replace missing abutment shims. | |
| DISC BRAKE SQUEAK AT LOW SPEED (WHILE APPLYING LIGHT BRAKE PEDAL EFFORT) | 1. Brake shoe linings. | 1. Replace brake shoes. |
| DRUM BRAKE CHIRP | 1. Lack of lubricant on brake shoe support plate where shoes ride. | 1. Lubricate shoe contact areas on brake shoe support plates. |
| 2. Wheel cylinder out of alignment. | 2. Loosen wheel cylinder mounting bolts, realign wheel cylinder with brake shoes and tighten mounting bolts. | |
| DRUM BRAKE CLUNK | 1. Drum(s) have threaded machined braking surface. | 1. Reface or replace drake drums as necessary. |
| DRUM BRAKE HOWL OR MOAN | 1. Lack of lubricant on brake shoe support plate where shoes ride and at the anchor. | 1. Lubricate shoe contact areas on brake shoe support plates and at the anchor. |
| 2. Rear brake shoes. | 2. Replace rear brake shoes. | |
| SCRAPING (METAL-TO-METAL). | 1. Foreign object interference with brakes. | 1. Inspect brakes and remove foreign object. |
| 2. Brake shoes worn out. | 2. Replace brake shoes. Inspect rotors and drums. Reface or replace as necessary. | |
| SCRAPING OR WHIRRING | 1. ABS wheel speed sensor hitting tone wheel. | 1. Inspect, correct or replace faulty component(s). |