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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1605 (Power Steering System) >> Repair Instructions >> Steering Gear Stub Shaft Seals and Bearing Replacement - Off Vehicle >> Assembly Procedure

Assembly Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to FASTENER NOTICE .
  1. Install the hex lock nut (1) onto the pinion while holding the valve stub shaft.

    Tighten 

    Tighten the nut to 30 N.m (22 lb ft).

  2. Install the dust cover (2) to the rack and pinion gear assembly.
    3. Fig 1: Install Dust Cover To Rack & Pinion Gear Assembly
    G01479599Courtesy of GENERAL MOTORS CORP.
  3. Install the stub shaft bearing annulus assembly (1) onto the valve stub shaft (2).
    Fig 2: Install Stub Shaft Bearing Annulus Assembly Onto Valve Stub Shaft
    G01479600Courtesy of GENERAL MOTORS CORP.
  4. Install J 29810  onto the valve stub shaft.
  5. Lubricate the stub shaft seal (3) with grease.
  6. Install the stub shaft seal (3) into the rack and pinion gear assembly.
  7. Install the retaining ring (2) into the groove in the rack and pinion gear assembly.
  8. Install the spool shaft boot (1) onto the rack and pinion gear assembly.
    9. Fig 3: Install Stub Shaft Seal, Retaining Ring & Boot
    G01479601Courtesy of GENERAL MOTORS CORP.
  9. Lubricate the following items with lithium base grease:
    1. 9.1. The rack bearing (2)
    2. 9.2. The adjuster spring (3)
    3. 9.3. The adjuster plug (4)
  10. Install the following items into the gear assembly:
    1. 10.1. The rack bearing (2)
    2. 10.2. The adjuster spring (3)
    3. 10.3. The adjuster plug (4)
    11. Fig 4: Install Adjuster Plug Lock Nut, Adjuster Spring & Rack Bearing
    G01479602Courtesy of GENERAL MOTORS CORP.
  11. Turn the adjuster plug (1) clockwise onto the rack and pinion gear assembly until the adjuster plug (1) bottoms in the rack and pinion gear assembly, then turn the adjuster plug (1) back 50 degrees to 70 degrees.
  12. Check the rotational torque on the pinion. The maximum pinion preload torque is 1.8 N.m (16 lb in).
    13. Fig 5: Check Rotational Torque On Pinion
    G01479603Courtesy of GENERAL MOTORS CORP.
  13. Install the adjuster plug lock nut (5) to the adjuster plug (4).

    Tighten 

    Finger tighten the lock nut while holding the adjuster plug stationary.

    Fig 6: Install Adjuster Plug Lock Nut
    G01479604Courtesy of GENERAL MOTORS CORP.
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