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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc Brakes & Drum Brakes >> Symptom Testing >> Park Brake Will Not Hold Or Release

Park Brake Will Not Hold Or Release

  1. Were you sent here from the Park Brake Symptom Table? If so, go to next step. If not, go to STARTING POINT - PARK BRAKE  under TROUBLESHOOTING.
  2. Inspect the park brake system for proper operation. See PARK BRAKE SYSTEM DIAGNOSIS  under SYSTEM TESTING. Did you find and correct the condition? If so, go to step  6. If not, go to next step.
  3. Inspect the drum brake system, if equipped, for proper operation. See DRUM BRAKE SYSTEM DIAGNOSIS  under SYSTEM TESTING. Did you find and correct a condition? If so, go to step  6. If not, go to next step.
  4. Inspect the disc brake system for proper operation. See DISC BRAKE SYSTEM DIAGNOSIS  under SYSTEM TESTING. Did you find and correct a condition? If so, go to step  6. If not, go to next step.
  5. Inspect the hydraulic brake system for proper operation. See HYDRAULIC BRAKE SYSTEM DIAGNOSIS  under SYSTEM TESTING. Did you find and correct a condition? If so, go to next step. If not, go to STARTING POINT - PARK BRAKE  under TROUBLESHOOTING.
  6. Road test the vehicle in order to confirm proper operation. See BRAKE SYSTEM VEHICLE ROAD TEST  under TROUBLESHOOTING. Is the condition still present? If so, go to step  2. If not, system is okay.
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