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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 341 (Front Suspension System) >> Repair Instructions >> Torsion Bar and Support Assembly Replacement (Link Style) >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the torsion bar in the lower control arm.
  2. Install the torsion bar in the support assembly.
    3. Fig 1: Upper Link, Mounting Nuts And Bolts
    GM392162Courtesy of GENERAL MOTORS CORP.
    CAUTION:

    Refer to Fastener Caution .

  3. Install the upper link mounting nut (2) and the bolt (1) in the link (3).

    Tighten 

    Tighten the nut to 95 N.m (70 lb ft).

    4. Fig 2: Adjustment Bolt And Adjuster Nut
    GM348345Courtesy of GENERAL MOTORS CORP.
  4. Install the adjustment arm (2) in the support assembly (1).
  5. Install the adjuster bolt (3) and the adjustment nut (4).
  6. Slide the torsion bar rearward until the torsion bar is fully seated in the adjustment arm.
    7. Fig 3: Installing Special Tool To Adjustment Arm And Crossmember
    GM360742Courtesy of GENERAL MOTORS CORP.
  7. Install the J 36202  on the adjustment arm and the support assembly.
  8. Using the J 36202 , increase the tension on the adjustment arm in order to load the torsion bar.
  9. Align the reference marks, turn the adjuster bolt the same amount of turns as it took to remove it.
  10. Remove the J 36202  from the support assembly.
  11. Remove the safety stand and lower the vehicle.
  12. Measure the Z height. Refer to Trim Height Inspection .
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