Removal Procedure

2008 Pontiac Grand Prix BaseSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  3. Remove the retaining bolt for the brake hose and the wheel speed sensor brackets.
  4. Remove the nut at the upper ball joint. Discard the nut.
  5. Fig 1: Identifying Upper Control Arm Retaining Nut
    GM1809906Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the upper control arm from the steering knuckle using the J-42188-B  . See Special Tools .
  7. Fig 2: Upper Control Arm
    GM793281Courtesy of GENERAL MOTORS CORP.
  8. Remove the upper control arm nuts and the adjustment cams.
  9. Remove the upper control arm.
RENDER: 1.0x

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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.