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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1587 (Front Suspension System) >> Repair Instructions >> Torsion Bar and Support Assembly Replacement (Link Style) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, and 2010 Chevrolet Silverado. 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 & 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 & 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 & Crossmember
    GM360742Courtesy of GENERAL MOTORS CORP.
  7. Install the J 36202  on the adjustment arm and the support assembly. See Special Tools .
  8. Using the J 36202  , increase the tension on the adjustment arm in order to load the torsion bar. See Special Tools .
  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. See Special Tools .
  11. Remove the safety stand and lower the vehicle.
  12. Measure the Z height. Refer to Trim Height Inspection .
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