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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Power Rack & Pinion Steering System) >> Troubleshooting >> Rattle, Clunk Or Shudder Noise

Rattle, Clunk Or Shudder Noise

WARNING: This page is about a different car, the 2002 Pontiac Grand Am, 2002 Oldsmobile Alero, and 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Did you review the Power Steering System General Description and perform the necessary inspections? If yes, go to next step. If no, see VISUAL/PHYSICAL INSPECTION  .
  2. Verify that a rattle, clunk or shudder noise is present. Is a rattle, clunk or shudder noise present? If yes, go to next step. If no, system is okay.
  3. Inspect the power steering hoses for proper routing and clearance. Is the routing or clearance of the power steering hoses incorrect? If yes, go to step  11 . If no, go to next step.
  4. Inspect the engine drive belt for cracking or excessive wear. Is the drive belt cracked or excessively worn? If yes, go to step  12 .
  5. Inspect the power steering pump pulley for damage. Is the power steering pump pulley damaged? If yes, go to step  14 . If no, go to next step.
  6. Inspect the power steering pump and the power steering mounting bracket/brace for the proper installation. See POWER STEERING PUMP  under REMOVAL & INSTALLATION. Is the power steering pump installation incorrect? If yes, go to step  14 . If no, go to next step.
  7. Inspect the power steering gear for the proper installation. See STEERING GEAR  . Is the power steering gear installation incorrect? If yes, go to step  15 .
  8. Inspect the steering gear bearing preload for the proper adjustment. See RACK BEARING PRELOAD  under ADJUSTMENTS. Is the steering gear bearing preload adjustment incorrect? If yes, go to step  16 . If no, go to next step.
  9. Inspect the suspension. Is the suspension worn? If yes, go to step  17 . If no, go to next step.
  10. Inspect the intermediate shaft. Is the intermediate shaft worn? If yes, go to step  19 . If no, go to step  3 .
  11. Adjust or replace the hoses. Did you complete the repair? If yes, go to step  19 .
  12. Replace the engine drive belt. Did you complete the repair? If yes, go to step  19 .
  13. Replace the power steering pump pulley. Did you complete the repair? If yes, go to step  19 .
  14. Install the power steering pump correctly. See POWER STEERING PUMP  under REMOVAL & INSTALLATION. Did you complete the repair? If yes, go to step  19 .
  15. Install the power steering gear correctly. See STEERING GEAR  under REMOVAL & INSTALLATION. Did you complete the repair? If yes, go to step  19 .
  16. Adjust the steering gear bearing preload. See RACK BEARING PRELOAD  under ADJUSTMENTS. Did you complete the repair? If yes, go to step  19 .
  17. Replace the worn suspension components. Did you complete the repair? If yes, go to step  19 .
  18. Replace the intermediate shaft. Did you complete the repair? If yes, go to next step.
  19. Operate the system in order to verify the repair.
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