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HOMESERVICE MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 412 (FRONT SUSPENSION SYSTEM)REPAIR INSTRUCTIONSLOWER CONTROL ARM REPLACEMENTREMOVAL PROCEDURE
2008 Pontiac Grand Prix Base

Removal Procedure

2008 Pontiac Grand Prix BaseSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
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 .
  3. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
    4. Fig 1: View Of Front Wheel Speed Sensor Harness Connectors
    GM1209233Courtesy of GENERAL MOTORS CORP.
  4. If applicable, disconnect the ABS wheel speed sensor connector.
  5. If applicable, disconnect the ABS wheel speed sensor jumper harness from the harness retainer clips.
    6. Fig 2: Identifying Ball Stud Cotter Pin
    GM313776Courtesy of GENERAL MOTORS CORP.
  6. Remove the cotter pin (1) from the ball stud (3).
  7. Loosen the ball stud nut (2).
    8. Fig 3: Separating Ball Stud From Steering Knuckle
    GM378908Courtesy of GENERAL MOTORS CORP.
  8. Install the J 41820  over the ball stud and lower control arm as shown. See Special Tools .
  9. Rotate the ball stud nut counterclockwise in order to separate the ball stud from the steering knuckle.
  10. Remove the J 41820  . See Special Tools .
  11. Remove the ball stud nut.
    12. Fig 4: View Of Lower Control Arm
    GM156958Courtesy of GENERAL MOTORS CORP.
  12. Remove the lower control arm bolts and nuts.
  13. Remove the lower control arm.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.