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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 845 (Power Steering System) >> Repair Instructions >> Pitman Shaft Seals and Bearing Replacement - Off Vehicle (670 Gear) >> Assembly Procedure

Assembly Procedure

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  1. Install the needle bearing into the steering gear housing (1) using J 6278  .
  2. Drive the bearing into the housing until the needle bearing shoulder seats against the housing.
    Fig 1: Installing Needle Bearing Into Steering Gear Housing
    G01455001Courtesy of GENERAL MOTORS CORP.
  3. Coat the pitman shaft seal (2) and backup washer (3) with grease.
  4. Install the pitman shaft seal (2) onto the steering gear housing (1) using J 6219  .
  5. Install the backup washer (3) onto the steering gear housing (1).
    Fig 2: Installing Pitman Shaft Seal
    G01455002Courtesy of GENERAL MOTORS CORP.

    Important:  The pitman shaft seal must not contact the bearing.

  6. Install the pitman shaft retainer ring (2) onto the steering gearing housing (1) using J 4245  .
    Fig 3: Installing Pitman Shaft Retainer Ring
    G01455003Courtesy of GENERAL MOTORS CORP.
  7. Coat the dust seal (2) with grease.
  8. Install the dust seal (2) onto the steering gear housing (1).
  9. Install the pitman shaft boot (3) onto the steering gear housing (1).

    Important:  Do not install the lock washer and nut until all components have been installed onto the steering gear housing.

  10. Install the pitman shaft and the side cover. Refer to STEERING GEAR PITMAN SHAFT AND HOUSING COVER REPLACEMENT - OFF VEHICLE (670 GEAR)  or STEERING GEAR PITMAN SHAFT AND HOUSING COVER REPLACEMENT - OFF VEHICLE (700 GEAR)  .
  11. Install the pitman arm (4) to the steering gear.
    Fig 4: Installing Pitman Arm
    G01455004Courtesy of GENERAL MOTORS CORP.
  12. Install the lock washer (2).
  13. Install the nut (3).
  14. To adjust the pitman shaft, Refer to PITMAN SHAFT OVER-CENTER PRELOAD ADJUSTMENT - OFF VEHICLE (670 GEAR)  or PITMAN SHAFT OVER-CENTER PRELOAD ADJUSTMENT - OFF VEHICLE (700 GEAR)  .
    Fig 5: Installing Nut
    G01455005Courtesy of GENERAL MOTORS CORP.
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