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Home >> GMC >> 2013 >> Yukon Base, 4WD >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Steering Gear Pitman Shaft Replacement >> Installation Procedure
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Installation Procedure

  1. Install a new pitman shaft seal. Refer to Steering Gear Pitman Shaft Seal and Bearing Replacement - Off Vehicle .
  2. Wipe the steering gear housing openings clean.
    3. Fig 1: Removing Pitman Shaft And Cover Assembly (670 Gear)
    GM412387Courtesy of GENERAL MOTORS COMPANY
  3. Install a new steering gear pitman shaft housing cover O-ring (4) to the pitman shaft.
  4. Install the steering gear pitman shaft housing cover (3).
    5. CAUTION:

    Refer to Fastener Caution .

  5. Install the steering gear pitman shaft housing cover bolts (1) and tighten to 62 N.m (46 lb ft).
    6. Fig 2: Pitman Arm Nut
    GM2852501Courtesy of GENERAL MOTORS COMPANY
  6. Install the pitman shaft boot seal to the pitman shaft and steering gear housing (4).
  7. Install the pitman arm (3) on the pitman shaft using the alignment marks made during removal.
  8. Install the pitman arm washer (2).
  9. Install the pitman arm nut (1) and tighten to 250 N.m (184 lb ft).
  10. If necessary adjust the steering gear pitman shaft over-center preload. Refer to Steering Gear Pitman Shaft Over-Center Preload Adjustment - Off Vehicle .
  11. Install the steering gear. Refer to Steering Gear Replacement (Recirculating Ball Without LMM) , Steering Gear Replacement (Hydraulic Rack and Pinion) , Steering Gear Replacement (HP2) .
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