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Home >> Hummer >> 2009 >> H3T Base, Automatic >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Suspension System >> Repair Instructions >> Upper Control Arm Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Upper Control Arm Nuts And The Adjustment Cams
    GM1559088Courtesy of GENERAL MOTORS CORP.
  1. Install the upper control arm.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the upper control arm nuts and the adjustment cams. Do not tighten.
    3. Fig 2: Identifying Upper Control Arm Pinch Bolt & Lower Control Arm Retaining Nut
    GM1559079Courtesy of GENERAL MOTORS CORP.
  3. Connect the upper control arm to the ball stud by installing the pinch bolt.

    Tighten:  Tighten the nut to 70 N.m (51 lb ft).

  4. Connect the wheel speed sensor brackets.
  5. Install the wheel speed sensor bracket bolt.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft).

  6. Connect the front brake hose to the upper control arm. Refer to Front Brake Hose Replacement .
  7. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  8. Remove the lower control arm support.
  9. Lower the vehicle.
  10. With the vehicle at ride height, tighten the upper control arm nuts.

    Tighten:  Using the J 45938  , tighten the nuts to 155 N. See Special Tools .m (114 lb ft).

  11. Verify the wheel alignment. Refer to Wheel Alignment Specifications .
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