GM Service Manual Online
For 1990-2009 cars only

Steering Shaft, Lower Bearing, and Jacket - Assemble - Off Vehicle Power Tilt and Telescope

Tools Required

J 41688 Centering Sphere Installer Tool


    Object Number: 302451  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the steering column housing support assembly (3) to the telebearing and jacket assembly (2) by using the 4 TORX® head screws (1).
  2. Tighten
    Tighten the screws to 17 N·m (13 lb ft).


    Object Number: 302418  Size: SH
  3. Install the tilt actuator assembly (2) to the steering column support assembly (1) and secure by using the 4 TORX® head screws (3).
  4. Tighten
    Tighten the screws to 9 N·m (80 lb in).


    Object Number: 302455  Size: SH
  5. Install the anti rotation ball (1), shoulder bolt (3), compression spring (4) and the retaining ring (5) to the steering column support assembly (2).

  6. Object Number: 302404  Size: SH
  7. Install the telescope actuator assembly (3) to the telebearing and jacket assembly (1) by using the 4 TORX® head screws (2).
  8. Tighten
    Tighten the screws to 9 N·m (80 lb in).


    Object Number: 332949  Size: SH
  9. Lubricate the centering sphere (1) with lithium grease. Install the centering sphere (1) and the joint preload spring (2) using J 41688 .

  10. Object Number: 299881  Size: SH
  11. Compress the centering sphere and joint preload spring. Rotate the driver 90 degrees in the clockwise direction until the arms lock in place.

  12. Object Number: 299885  Size: SH
  13. Install the race and upper shaft assembly. Rotate the race and upper shaft assembly 90 degrees.

  14. Object Number: 299887  Size: SH
  15. Remove the race and upper shaft assembly with the J 41688 . Rotate the race and upper shaft assembly 90 degrees and remove from J 41688 .

  16. Object Number: 299888  Size: SH
  17. Apply lithium grease to the exposed shaft engagement areas (1) and then install the lower steering shaft assembly (2).

  18. Object Number: 312534  Size: SH
  19. Install the lower steering shaft assembly (1) into the steering column tilt head assembly.

  20. Object Number: 312531  Size: SH
  21. Install the steering column tilt head assembly (1).

  22. Object Number: 299893  Size: SH
  23. Stake the pivot pin locations (1) in the 3 locations.
  24. Install the 2 pivot pins (1).

  25. Object Number: 302443  Size: SH
  26. Install the ball stud (2) through the opening at the end of the tilt actuator assembly (1) located on the steering column tilt head assembly (3). Lubricate the ball stud (2) with grease #774 VLF.

  27. Object Number: 332940  Size: SH
  28. Install the turn signal and multifunction switch assembly and secure by using the 2 pan head tapping screws.
  29. Tighten
    Tighten the screws to 7 N·m (62 lb in).


    Object Number: 332943  Size: SH
  30. Install and align the adapter and bearing assembly (3).
  31. Install the wave washer (2).
  32. Install the lower spring retainer (1).

  33. Object Number: 371181  Size: SH
  34. The upper steering shaft assembly must be rotated to the center position with the block tooth (1) in the 12 o'clock position.

  35. Object Number: 323005  Size: SH
  36. Install the hi resolution steering wheel position sensor assembly (1).
  37. 20.1. Rotate the center of the sensor until the pin slides into the locating hole. The center of the sensor will lock up when centered. It may take up to 5 revolutions.
    20.2. Push the sensor onto the steering shaft assembly until the sensor locating finger falls into the slot on the steering shaft assembly.
    20.3. Remove the pin from the sensor.

    Object Number: 299910  Size: SH
  38. Install the sensor retainer (1). Align the slots of the sensor retainer to the ribs of the adapter and bearing assembly. Push the sensor retainer (1) until it contacts the hi resolution steering wheel position sensor assembly.
  39. Install the steering shaft seal (2).
  40. Install the windshield wiper and washer switch assembly only. Refer to Windshield Wiper and Washer Switch Assembly - Assemble - Off Vehicle .
  41. Install the cruise control switch assembly only. Refer to Cruise Control Switch Assembly - Assemble - Off Vehicle .

Steering Shaft, Lower Bearing, and Jacket - Assemble - Off Vehicle Manual Tilt

    • J 21854-01 Pivot Pin Remover
    • J 23653-SIR Lock Plate Compressor
    • J 42137 Lock Plate Compressor Adapter
    • J 41688 Centering Sphere Installer Tool

    Object Number: 299877  Size: SH

    Important: You will need to replace the steering column support assembly if it has been staked 3 times.

  1. Install the steering column support assembly (1) to the steering column jacket assembly (3).
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the 4 TORX® screws (2).
  4. Tighten
    Tighten the screws to 17 N·m (13 lb ft).


    Object Number: 299879  Size: SH
  5. Install the centering sphere (1) and the joint preload spring (2) using J 41688 . Lubricate the centering sphere (1) with lithium grease.

  6. Object Number: 299881  Size: SH
  7. Compress the centering sphere and joint preload spring. Rotate the driver 90 degrees in the clockwise direction until the arms lock in place.

  8. Object Number: 299885  Size: SH
  9. Install the race and upper shaft assembly (1). Rotate the race and upper shaft assembly 90 degrees.

  10. Object Number: 299887  Size: SH
  11. Remove the race and upper shaft assembly with J 41688 .
  12. Rotate the race and upper shaft assembly 90 degrees up and remove with the centering sphere.

  13. Object Number: 299888  Size: SH
  14. Apply lithium grease to the exposed shaft engagement areas (1) and then install the lower steering shaft assembly (2).

  15. Object Number: 295950  Size: SH
  16. Install the lower steering shaft assembly into the steering column tilt head assembly.

  17. Object Number: 299891  Size: SH
  18. Install the steering column tilt head assembly (1).
  19. Install the 2 pivot pins (2).

  20. Object Number: 299893  Size: SH
  21. Stake the pivot pins in 3 locations (1).

  22. Object Number: 295941  Size: SH
  23. Install the signal switch housing assembly (1).
  24. Install the 2 pan head tapping screws (2).
  25. Tighten
    Tighten the screws to 7 N·m (62 lb in).


    Object Number: 295939  Size: SH
  26. Install the turn signal and multifunction switch assembly.

  27. Object Number: 293235  Size: SH
  28. Install the 2 pan head tapping screws.
  29. Tighten
    Tighten the screws to 7 N·m (62 lb in).


    Object Number: 299894  Size: SH
  30. Install the inner race (1).
  31. Install the upper bearing inner race seat (2).
  32. Install the upper bearing spring (3).

  33. Object Number: 299896  Size: SH
  34. Install the turn signal cancel cam assembly (3). Lubricate with lithium grease.
  35. Install the cam orientation plate (1).
  36. Install the bearing retainer (2) using J 23653-SIR and J 42137 . The bearing retainer must seat in the groove on the race and upper shaft assembly.

  37. Object Number: 293252  Size: SH
  38. Install the wave washer (1) onto the race and upper shaft assembly (2).

  39. Object Number: 293254  Size: SH
  40. To install the inflatable restraint steering wheel module coil:
  41. Align the block tooth on the race and upper shaft assembly (1) to the 12 o'clock position.

  42. Object Number: 293255  Size: SH
  43. Ensure the inflatable restraint steering wheel module coil is centered. If reusing the original inflatable restraint steering wheel module coil refer to Inflatable Restraint Coil Centering - Off Vehicle .
  44. 26.1. Depress the tab (1) on the back of the inflatable restraint steering wheel module coil and rotate the center of the inflatable restraint steering wheel module coil 6 revolutions. Follow the direction of the black arrow.
    26.2. Turn the inflatable restraint steering wheel module coil 2.5 revolutions the opposite direction from the step listed above.

    Object Number: 293257  Size: SH
  45. Install the retaining ring (1). The retaining ring must seat securely onto the race and upper shaft assembly (2).

  46. Object Number: 299906  Size: SH
  47. Install and align the adapter and bearing assembly (1).
  48. Install the lower bearing seat (3). The lower bearing seat must be in contact with the adapter and bearing assembly.
  49. Install the lower bearing spring (2).

  50. Object Number: 299908  Size: SH
  51. Install the lower spring retainer (1). Press the spring retainer onto the lower steering shaft assembly to 36 MM +/- 0.5 MM from the end of the adapter and bearing assembly.

  52. Object Number: 371181  Size: SH
  53. The upper steering shaft assembly must be rotated to the center position with the block tooth (1) in the 12 o'clock position.

  54. Object Number: 323005  Size: SH
  55. Install the hi resolution steering wheel position sensor assembly (1).
  56. 33.1. Rotate the center of the sensor until the pin slides into the locating hole. The center of the sensor will lock up when centered. It may take up to 5 revolutions.
    33.2. Push the sensor onto the steering shaft assembly.
    33.3. Remove the pin from the sensor.

    Object Number: 299910  Size: SH
  57. Install the sensor retainer (1). Align the slots of the sensor retainer to the ribs of the adapter and bearing assembly. Push the sensor retainer (1) until it contacts the hi resolution steering wheel position sensor assembly.
  58. Install the steering shaft seal (2).

  59. Object Number: 293258  Size: SH
  60. Route the wire harness assembly along the steering column jacket assembly.

  61. Object Number: 299914  Size: SH
  62. Install the blue (1), black (2), and gray (3) connectors.

  63. Object Number: 293260  Size: SH
  64. Pop the wire harness assembly (1) into the wire harness strap (2).

  65. Object Number: 293259  Size: SH
  66. Install the 2 wire harness straps (2). Install the wire harness strap (2) to the steering column tilt head assembly (1).
  67. Install the tilt spring. Refer to Tilt Spring - Assemble - Off Vehicle .
  68. Install the inflatable restraint steering wheel module coil. Refer to Inflatable Restraint Steering Wheel Module Coil Assemble - Off Vehicle