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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 219 (Power Steering System) >> Repair Instructions >> Steering Gear Stub Shaft Seals and Bearing Replacement - Off Vehicle >> Disassembly Procedure

Disassembly Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the steering gear from the vehicle, refer to Power Steering Gear Replacement (Non-Rack and Pinion)  or Power Steering Gear Replacement (Rack and Pinion)  .
  2. Remove the adjuster plug lock nut (5) from the adjuster plug (4).
  3. Remove the adjuster plug (4) from the gear assembly (1).
  4. Remove the adjuster spring (3) and the rack bearing (2).
    Fig 1: Removing Adjuster Components From Gear Assembly
    G01217199Courtesy of GENERAL MOTORS CORP.
  5. Remove the spool shaft boot (1) from the rack and pinion gear assembly.
  6. Remove the retaining ring (2) from the valve bore of the rack and pinion gear assembly.
  7. Remove the dust cover (4) from the bottom of the rack and pinion gear assembly.
  8. Remove the hex lock nut (3) from the lower end of the pinion and valve assembly while holding the stub shaft with a 14 mm crowfoot wrench.
    Fig 2: Removing Spool Shaft Boot & Dust Cover From Gear Assembly
    G01217200Courtesy of GENERAL MOTORS CORP.

    Important:  When performing the following procedure, do not remove pinion and valve assembly from the rack and pinion gear assembly (5). Press the pinion and valve assembly only far enough to allow removal of the stub shaft bearing annulus (3) and the stub shaft seal (2).

  9. Using an arbor press (1), press on the threaded end of the pinion until removal of the following items is possible:
    1. The stub shaft (4)
    2. The stub shaft seal (2)
    3. The stub shaft bearing annulus assembly (3)
      Fig 3: Removing Stub Shaft Components From Gear Assembly
      G01217201Courtesy of GENERAL MOTORS CORP.
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