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Ball Joint Inspection

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Did you review the General Description and perform the necessary inspections? If yes, go to next step. If no, go to SYMPTOMS - SUSPENSION GENERAL DIAGNOSIS  .
  2. Raise and support the vehicle. Clean the ball joint and inspect the seal for damage. Is the ball joint seal damaged? If yes, go to step  6 . If yes, go to next step.
  3. Check the wheel bearing for looseness. Refer to WHEEL BEARINGS DIAGNOSIS  . Did you find and correct the condition? If yes, go to step  7 . If no, go to next step.
    4. NOTE: Remove tension from the ball joints.
  4. Check the ball joint for horizontal looseness using the following procedure: Position the J 8001 against the lowest outboard point of the wheel rim. Rock the wheel in and out while reading the dial indicator. Does the dial indicator measure greater than 3.18 mm (0.125 in). If yes, go to step  6 . If no, go to next step.
    5. NOTE: Remove tension from the ball joints.
  5. Check the ball joint for vertical looseness using the following procedure: Install the J 8001. Move the ball joint up and down while reading the dial indicator. Does the dial indicator measure greater than 3.18 mm (0.125 in)? If yes, go to next step. If no, go to step  7 .
  6. Replace the ball joint. Refer to Lower Ball Joint Replacement in Front Suspension. After repairs, go to next step.
  7. Operate the system in order to verify the repair. Did you correct the condition? If yes, system is okay. If no, go to step  2 .
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