LEMON Manuals: Even more car manuals for everyone
Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 72 (Front Drive Axle) >> Repair Instructions >> Differential Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Exploded View Of Differential Carrier Assembly
    GM1305852Courtesy of GENERAL MOTORS CORP.
  1. Remove the differential carrier assembly from the vehicle. Refer to Differential Carrier Assembly Replacement .
    2. Fig 2: View Of Front Axle Shaft Housing Tube Assembly
    GM1381112Courtesy of GENERAL MOTORS CORP.
  2. Remove the bolts retaining the front axle shaft housing tube to the front drive axle housing.
  3. Remove the front axle shaft housing tube assembly.
    4. Fig 3: View Of J-45935, J 3289-20, J 3289-22 & Set Screw
    GM1381119Courtesy of GENERAL MOTORS CORP.
  4. Install the J-45935 (1) to the front drive axle housing using axle mounting bolts.
  5. Insert the J-45935 (1) into the bench mounting fixture J 3289-20  (2). See Special Tools .
  6. Install the locking pin J 3289-22 (3), then tighten the set screw (4).
    7. Fig 4: View Of Differential Cover
    GM1305848Courtesy of GENERAL MOTORS CORP.
  7. Remove the front axle housing cover bolts.
  8. Remove the front axle housing cover and gasket.
    9. Fig 5: View Of J-45222-10 & J 45222
    GM1306028Courtesy of GENERAL MOTORS CORP.
  9. Install the J-45222-10 (1) to the front axle housing as shown.
  10. Install the J 45222  (2) to the J-45222-10 as shown. See Special Tools .
    11. Fig 6: View Of J 8001-1, J 8001-2, J 34178 & J 8001-3
    GM1306155Courtesy of GENERAL MOTORS CORP.
  11. Install the J 8001-1 (2), the J 8001-2  (3), the J 34178  (4, 6), and the J 8001-3  (5) as shown. See Special Tools .
  12. Preload the J 8001-3  approximately 3/4 of a turn clockwise. See Special Tools .
  13. Rotate the indicator housing to align the indicator needle of the J 8001-3  (5) and the dial indicator face to ZERO. See Special Tools .
  14. Spread the axle housing by turning the clevis screw of the J 34178  while observing the J 8001-3  . See Special Tools . Spread the housing just enough to remove the differential assembly. DO NOT spread the housing more than 1.02 mm (0.040 in).
    15. Fig 7: View Of Bearing Cap Bolts
    GM1306150Courtesy of GENERAL MOTORS CORP.
  15. Mark the bearing caps left and right then remove the bearing cap bolts and the bearing caps.
    16. Fig 8: Removing Differential Case From Axle Housing
    GM1306152Courtesy of GENERAL MOTORS CORP.
    CAUTION: To prevent personal injury and/or component damage, support the differential case when removing the case from the axle housing. If the case is not supported, the differential case could fall and cause personal injury or damage to the differential case.
    NOTE: When removing the differential case from the axle housing, do not damage the cover gasket surface. If the cover gasket surface is damaged, lubricant may leak from the axle and cause premature failure of the axle assembly.
  16. Remove the differential case from the axle housing using a pry bar and a block of wood.
  17. Remove the bearing cups, the shims, and the spacers as necessary. Mark the cups and shims left and right and in order as necessary. Place the cups and the shims with the bearing caps.
  18. Remove the J 8001-1 , the J 8001-2  , the J 34178  and the J 8001-3  . See Special Tools .
  19. Remove the J 45222  and the J-45222-10 . See Special Tools .
scientia non olet · About LEMON Manuals