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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 904 (Power Steering System) >> Repair Instructions >> Steering Gear Pitman Shaft Seal and Bearing Replacement - Off Vehicle >> Disassembly Procedure

Disassembly Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the steering gear. Refer to Steering Gear Replacement (Rack and Pinion)  or Steering Gear Replacement (Non Rack and Pinion) .
    2. Fig 1: View Of Pitman Arm, Shaft Boot, Shaft Dust Seal & Steering Gear Housing
    GM740399Courtesy of GENERAL MOTORS CORP.
  2. Remove the steering gear pitman shaft and housing cover. Refer to Steering Gear Pitman Shaft and Housing Cover Replacement - Off Vehicle .
  3. Remove the pitman arm (4) from the steering gear (1). Refer to Pitman Arm Replacement .
  4. Remove the pitman arm boot (3) from the steering gear housing (1).
    5. IMPORTANT: Do not score the steering gear housing bore when prying out the seals and washers.
  5. Remove the dust seal (2) from the steering gear housing (1).
    6. Fig 2: View Of Pitman Shaft Retaining Ring & J 4245
    GM412380Courtesy of GENERAL MOTORS CORP.
  6. Remove the steering gear pitman shaft seal retaining ring (2) from the steering gear housing (1) using pliers J 4245  . See Special Tools .
    7. Fig 3: View Of Backup Washer, Pitman Shaft Seal & J 6219
    GM412382Courtesy of GENERAL MOTORS CORP.
  7. Remove the steering gear pitman shaft washer (3) from the steering gear housing (1).
  8. Pry the steering gear pitman shaft seal (2) from the steering gear housing (1) using a screwdriver.
  9. Inspect the housing for burrs and replace if necessary.
    10. Fig 4: View Of Needle Bearing & Steering Gear Housing (670 Gear)
    GM412383Courtesy of GENERAL MOTORS CORP.
  10. Insert remover/installer J 6278  through the hole in the top of the steering gear housing (1). See Special Tools .
  11. Drive out the steering gear pitman shaft bearing (2) from the steering gear housing (1).
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