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BRAKE NOISE CONDITION POSSIBLE CAUSES CORRECTION CLICK OR SQUAWK ON 1. Brake lamp switch. 1. Replace switch. 2. Brake Transmission Shift Interlock 2. Lubricate BTSI linkage. 3. Pedal pivot bushings 3. Lubricate pivot bushings. Replace if DISC BRAKE CHIRP 1. Excessive brake rotor runout. 1. Follow brake rotor diagnosis and testing. 2. Lack of lubricant on brake caliper 2. Lubricate brake caliper slides. 3. Caliper/shoes not fully seated. 3. Reseat caliper/shoes. DISC BRAKE RATTLE OR 1. Broken or missing anti-rattle 1. Replace brake shoes. 2. Caliper guide pins/bolts loose. 2. Tighten guide pins/bolts. DISC BRAKE SQUEAK AT 1. Brake shoe linings. 1. Replace brake shoes. DRUM BRAKE CHIRP 1. Lack of lubricant on brake shoe 1. Lubricate shoe contact areas on brake DRUM BRAKE CLUNK 1. Drum(s) have threaded machined 1. Replace brake drums as necessary. DRUM BRAKE HOWL OR 1. Lack of lubricant on brake shoe 1. Lubricate shoe contact areas on brake 2. Rear brake shoes. 2. Replace rear brake shoes. DRUM BRAKE SCRAPING 1. ABS wheel speed sensor or tone 1. Inspect, correct or replace faulty SCRAPING (METAL-TO- 1. Foreign object interference with 1. Inspect brakes and remove foreign 2. Brake shoes worn out. 2. Replace brake shoes. Inspect rotors and RS BRAKES - BASE 5 - 5 BRAKES - BASE (Continued) |