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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 953 (Transfer Case - NVG 261-NP2) >> Repair Instructions - On Vehicle >> Front Output Shaft Seal Replacement >> Removal Procedure

Removal 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.
    Fig 1: Prying Inner Race
    GM749439Courtesy of GENERAL MOTORS CORP.
  1. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .
  2. Remove the front propeller shaft. Refer to Front Propeller Shaft Replacement .
  3. Insert a flat-tipped screwdriver into the inner race.
  4. Pry the inner race back.
  5. Fig 2: Prying Seal Inner Part From Outer Seal Body
    GM749435Courtesy of GENERAL MOTORS CORP.
  6. Insert a small pry bar into the inner race.
  7. Fig 3: Removing Inner Seal Race
    GM749436Courtesy of GENERAL MOTORS CORP.
  8. Remove the inner part of the seal.
  9. Fig 4: Inserting Screwdriver Between Front Output Shaft Seal Outer Lip & Transfer Case
    GM749437Courtesy of GENERAL MOTORS CORP.
  10. Insert a flat-tipped screwdriver or a small pry bar in the space between the outer race of the seal and the transfer case.
  11. Fig 5: View Of Outer Part Of Seal
    GM749438Courtesy of GENERAL MOTORS CORP.
  12. Remove the outer part of the seal.