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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc Brakes >> Symptom Tests >> Brake Pedal Excessive Travel

Brake Pedal Excessive Travel

  1. If you sent here from General Diagnosis, go to next step. If you were not, sent here from General Diagnosis see, DIAGNOSTIC STARTING POINTS  under TROUBLE SHOOTING.
  2. Inspect for proper brake pedal travel. See BRAKE PEDAL TRAVEL MEASUREMENT & INSPECTION  under ADJUSTMENTS & INSPECTION. If the brake pedal travel distance is within the acceptable level, go to step  5. If the brake pedal travel distance is not within the acceptable, go to step  3.
  3. Inspect for worn, missing or damaged brake pedal system components. Replace the brake pedal system components that are worn, missing or damaged. See BRAKE PEDAL ASSEMBLY  or BRAKE BOOSTER  under REMOVAL & INSTALLATION. If any worn, missing or damaged brake pedal system components are found and replaced, go to step  4. If any worn, missing or damaged brake pedal system components were not found and replaced, go to step  5.
  4. Reinspect for proper brake pedal travel. See BRAKE PEDAL TRAVEL MEASUREMENT & INSPECTION  under ADJUSTMENTS & INSPECTION. If the brake pedal travel distance is within the acceptable level, go to step  8. If the brake pedal travel distance is not within the acceptable level, go to step  5.
  5. Inspect the hydraulic brake system for proper operation. See HYDRAULIC BRAKE SYSTEM DIAGNOSIS  under TROUBLE SHOOTING. If the condition was found and corrected, go to step  8. If the condition was not found and corrected, go to step  6.
  6. Inspect the disc brake system for proper operation. See DISC BRAKE SYSTEM DIAGNOSIS  under TROUBLE SHOOTING. If the condition was found and corrected, go to step  8. If the condition was not found and corrected, go to step  7.
  7. Inspect the brake assist system for proper operation. If the condition was found and corrected, go to step  8. If the condition was not found and corrected, go to DIAGNOSTIC STARTING POINTS  under TROUBLE SHOOTING.
  8. Road test the vehicle to confirm proper operation. See BRAKE SYSTEM VEHICLE ROAD TEST  under SYSTEM TESTS. If the condition is still present, go to step  2. If the condition is not present, system is okay.
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