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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 644 (Steering Wheel & Steering Column) >> Repair Instructions >> Steering Shaft, Lower Bearing, and Jacket - Assemble - Off Vehicle (Floor Shift Sphere Joint) >> Replacement Procedure

Replacement Procedure

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    Fig 1: View Of Steering Column Support Assembly & TORX(R) Head Screws
    GM306322Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
    IMPORTANT: Replace the steering column support assembly if the steering column support assembly has been staked 3 times.
  1. Attach the steering column support assembly (1) to the steering column jacket assembly with 4 new TORX® head screws (2).

    Tighten:  Tighten the screws to 17 N.m (13 lb ft).

    2. Fig 2: Centering Sphere, Joint Preload Spring & J 41688
    GM299879Courtesy of GENERAL MOTORS CORP.
  2. Lubricate the centering sphere (1) with lithium grease.
  3. Install the centering sphere (1) and the joint preload spring (2) by using J 41688 .
  4. Place the base of J 41688 into a vise.
    5. Fig 3: Centering Sphere
    GM299881Courtesy of GENERAL MOTORS CORP.
  5. Compress the centering sphere and the joint preload spring.
  6. Rotate the driver 90 degrees in the clockwise direction until the arms lock in place.
    7. Fig 4: Rotating Upper Shaft Assembly 90 Degrees
    GM299885Courtesy of GENERAL MOTORS CORP.
  7. Attach the race and upper shaft assembly (1) to the centering sphere.
  8. Rotate the race and upper shaft assembly (1) downward 90 degrees until the centering sphere is locked in place.
    9. Fig 5: Removing J 41688 From Vise
    GM299887Courtesy of GENERAL MOTORS CORP.
  9. Remove the race and upper shaft assembly and J 41688 from the vise.
  10. Disassemble J 41688 by separating the base.
  11. Remove the race and upper shaft assembly, which is now attached to the centering sphere, from J 41688 .
    12. Fig 6: Race & Upper Shaft Assembly
    GM299888Courtesy of GENERAL MOTORS CORP.
  12. Apply lithium grease to the exposed steering shaft.
  13. Align the race and upper shaft assembly to the lower shaft assembly by using the marks.
  14. Tilt the race and upper shaft assembly at 90 degrees to the lower shaft assembly.
  15. Install the race and upper shaft assembly onto the lower shaft assembly.
    16. Fig 7: Steering Shaft Assembly & Steering Column Tilt Head Housing Assembly
    GM299889Courtesy of GENERAL MOTORS CORP.
  16. Install the steering column shaft assembly (2) into the steering column tilt head assembly (1).
    17. Fig 8: Install Steering Column Shaft Assembly With Steering Column Tilt Head Assembly
    GM295949Courtesy of GENERAL MOTORS CORP.
  17. Install the steering column shaft assembly with the steering column tilt head assembly (1) into the steering column support assembly.
  18. Move the tilt lever and push the steering column tilt head assembly up towards the steering column in order to lock the steering wheel lock shoes in place.
    19. Fig 9: View Of Pivot Pins At Steering Column Assembly
    GM299893Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Replace the steering column support assembly if the steering column support assembly has been staked 3 times.
  19. Lubricate the pivot pins (1) with lithium grease.
  20. Firmly seat each pivot pin (1) into the steering column tilt head assembly.
  21. Stake the steering column support assembly in 3 locations around each pivot pin (1).
    22. Fig 10: View Of Adapter & Bearing Assembly
    GM343881Courtesy of GENERAL MOTORS CORP.
  22. Install the adapter and bearing assembly (1) onto the steering column jacket assembly by performing the following steps:
    1. Align the tab on the adapter and bearing assembly (1) with the slot in the steering column jacket assembly.
    2. Push the adapter and bearing assembly (1) onto the steering column shaft assembly until the tab snaps into the slot.
    23. Fig 11: Turn Signal & Multifunction Switch Assembly & Screws
    GM415287Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Be sure that the electrical contact of the turn signal and multifunction switch assembly (2) rests on the turn signal cancel cam assembly.
  23. Install the turn signal and multifunction switch assembly (2) onto the steering column tilt head assembly.
  24. Screw the 2 pan head tapping screws (1) into the turn signal and multifunction switch assembly (2).

    Tighten:  Tighten the 2 pan head tapping screws to 7 N.m (62 lb in).

  25. Install the tilt spring only. Refer to Tilt Spring - Assemble - Off Vehicle .
  26. Install the electronic lock module assembly. Refer to Electronic Column Lock Module - Assemble - Off Vehicle .
  27. Enable the inflatable restraint steering wheel module. Refer to ACTIVATING SYSTEM in SIR.
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