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Removal Procedure

    NOTE: Use only the recommended tools for separating the ball joint from the knuckle. Do NOT hammer or pry the ball joint from the knuckle. Failure to use the recommended tools may cause damage to the ball joint and seal.
    IMPORTANT: Use the ignition key in order to unlock the steering column.
  1. Turn the steering wheel in order to move the front of the applicable wheel to the outboard most position.
    2. IMPORTANT: Use ONLY a frame-contact type vehicle lift or a floor jack at the recommended lift points. Do NOT use a suspension-contact type vehicle lift. Do NOT lift the vehicle by the lower control arms.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation  in Tires and Wheels.
    4. Fig 1: View Of Wheel Speed Sensor, Connector And Harness
    GM188809Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the ABS wheel speed sensor connector (2).
  5. Disconnect the ABS wheel speed sensor jumper harness from the harness retainer clips. Refer to Wheel Speed Sensor Replacement - Front in Antilock Brake System.
  6. Remove the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement (FWD)  or Stabilizer Shaft Link Replacement (AWD) .
    7. Fig 2: Identifying Ball Stud Cotter Pin
    GM313776Courtesy of GENERAL MOTORS CORP.
  7. Remove the cotter pin (1) from the ball stud (3).
  8. Loosen the ball stud nut.
    9. Fig 3: Separating Ball Stud From Steering Knuckle
    GM378908Courtesy of GENERAL MOTORS CORP.
  9. Install the J 41820  over the ball stud and lower control arm as shown. See Special Tools .
  10. Rotate the ball stud nut counterclockwise in order to separate the ball stud from the steering knuckle.
    11. Fig 4: View Of Lower Control Arm
    GM156958Courtesy of GENERAL MOTORS CORP.
  11. Remove the lower control arm bolts and nuts.
  12. Remove the lower control arm.
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