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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 145 (Wheel Drive Shafts) >> Repair Instructions >> Wheel Drive Shaft Inner Joint and Seal Replacement >> Assembly Procedure

Assembly Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Place the new small swage ring (2) onto the small end of the joint seal (1). Slide the joint seal (1) and the small swage ring (2) onto the halfshaft bar.
  2. Position the small end of the joint seal (1) into the joint seal groove (3) on the halfshaft bar.
  3. Fig 1: Installing Seal Clamp On Neck Of Seal
    GM214024Courtesy of GENERAL MOTORS CORP.
  4. Mount J 41048  in a vise and proceed as follows:. See Special Tools and Equipment .
    1. Position the inboard end (1) of the halfshaft assembly in tool J 41048  . See Special Tools and Equipment .
    2. Align the top of seal neck on the bottom die using the indicator.
    3. Place the top half of the J 41048  on the lower half of the. See Special Tools and Equipment .J 41048  . See Special Tools and Equipment .
    4. Before proceeding, ensure there are no pinch points on the halfshaft inboard seal. This could cause damage to the halfshaft inboard seal.
    5. Insert the bolts (2).
    6. Tighten the bolts by hand until snug.
  5. Fig 2: Swaging Retaining Clamp Ring
    GM221917Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer toFastener Notice in Cautions and Notices.
  6. Align the following items:
    • The halfshaft inboard seal (1)
    • The halfshaft bar
    • The swage ring (2)

      Tighten:  Tighten each bolt of J 41048  180 degrees at a time using a ratchet wrench. See Special Tools and Equipment . Alternate between each bolt until both sides are bottomed.

  7. Fig 3: Identifying Halfshaft Inboard Seal & Swage Ring
    GM221918Courtesy of GENERAL MOTORS CORP.
  8. Install the spacer ring (2) on the halfshaft bar (1) in the groove using J 8059  . See Special Tools and Equipment .
  9. Fig 4: Installing Spacer Ring
    GM233593Courtesy of GENERAL MOTORS CORP.
  10. Slide the tripot joint spider assembly (4) toward the spacer ring (1) as far as it will go on the halfshaft bar.
  11. Install the spacer ring (2) in the groove of the halfshaft bar.
  12. Fig 5: Installing Spider Assembly & Spacer Rings
    GM256137Courtesy of GENERAL MOTORS CORP.
  13. Place approximately half of the grease from the service kit in the halfshaft inboard seal. Use the remainder of the grease to repack the housing.
  14. Fig 6: Seal Retaining Clamp, Tripot Bushing & Housing
    GM233615Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure the trilobal tripot bushing (3) is flush with the face of the housing (1).
  15. Install the new trilobal tripot bushing (3) to housing (1).
  16. Position the larger new seal retaining clamp (2) on the halfshaft inboard seal.
  17. Slide the housing (1) over the tripot joint spider assembly on the halfshaft bar.
  18. Slide the large diameter of the halfshaft inboard seal (2), with the larger clamp (3) in place, over the outside of the trilobal tripot bushing and locate the lip of the seal in the groove.
  19. Fig 7: Identifying Axle Shaft/CV Joint Assembly Compontents And Installed Boot Measurement Dimension
    GM221916Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The halfshaft inboard seal must not be dimpled, stretched out or out of shape in any way. If the halfshaft inboard seal is not shaped correctly, carefully insert a thin flat blunt tool, no sharp edges, between the large seal opening and the trilobal tripot bushing in order to equalize the pressure. Shape the halfshaft inboard seal properly by hand. Remove the tool.
  20. Position the joint assembly at the proper vehicle dimension.
    • For 4.0L and 3.8L supercharged engine vehicles, dimension a = 111 mm (4.37 in).
    • For 3.8L engine vehicles, dimension a = 95 mm (3.75 in).
  21. Align the following items while latching:
    • The halfshaft inboard seal
    • The tripot housing (2)
    • The large seal retaining clamp (3)

      Tighten:  Crimp the seal retaining clamp with J 35910  to 176 N. See Special Tools and Equipment .m (130 lb ft). Add the breaker bar (5) and the torque wrench (4) to J 35910  if necessary. See Special Tools and Equipment .

  22. Fig 8: Adjusting CV Joint Boot Clamp Gap Dimension
    GM221910Courtesy of GENERAL MOTORS CORP.
  23. Check the gap dimension (a) on the clamp ear. If gap dimension is larger than shown, continue tightening until gap dimension of 2.60 mm (0.102 in) is reached.