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Home › Pontiac › 2009 › G8 Base › Repair and Diagnosis › Suspension › Front Suspension › Front Suspension System › Repair Instructions › Control Arm Replacement › Installation Procedure

Installation Procedure

    Fig 1: Identifying Control Arm To Subframe Retaining Bolt
    GM1949922Courtesy of GENERAL MOTORS CORP.
  1. Install the front control arm (3) to the subframe (2).
    2. NOTE: The NEW front control arm to subframe retaining bolt (1) must not be fully tightened at this stage.
  2. Install the NEW front control arm to subframe retaining bolt (1).
    3. Fig 2: View Of Control Arm & Steering Knuckle
    GM1949920Courtesy of GENERAL MOTORS CORP.
  3. Install the front control arm (1) to the steering knuckle (3).
    4. CAUTION: Refer to Fastener Caution .
  4. Install the NEW control arm to steering knuckle retaining nut (2).

    Tighten: 

    • First Pass: Tighten the nut to 40 N.m (30 lb ft)
    • Final Pass: Tighten the nut an additional 60 degrees using E7115  .

  5. Install the front wheel. Refer to Tire and Wheel Removal and Installation .
  6. Lower the vehicle.
    7. Fig 3: Identifying Control Arm To Subframe Retaining Bolt
    GM1949923Courtesy of GENERAL MOTORS CORP.
  7. Bounce the vehicle several times to settle the suspension.
  8. Check and adjust the wheel alignment. Refer to Wheel Alignment Measurement .
  9. Tighten the NEW control arm to subframe retaining bolt (1).

    Tighten: 

    • First Pass: Tighten the nut to 50 N.m (30 lb ft).
    • Final Pass: Tighten the nut an additional 120 degrees using E7115 

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