GM Service Manual Online
For 1990-2009 cars only
  1. Remove the steering column housing assembly. Refer to Steering Column Jacket - Disassemble - Off Vehicle .
  2. Remove the ignition switch assembly. Refer to Ignition Switch Assembly - Disassemble - Off Vehicle .

  3. Object Number: 350862  Size: SH
  4. Remove and dispose of the lower spring retainer (1).
  5. Remove the seal retaining bushing (2).

  6. Object Number: 343870  Size: SH
  7. If there is no sensor present, remove the steering shaft seal (1).

  8. Object Number: 350830  Size: SH
  9. Perform the following steps if the hi resolution steering wheel position sensor is present:
  10. 6.1. Remove the steering shaft seal (4).
    6.2. Remove the retainer sensor (3).
    6.3. Remove the hi resolution steering wheel position sensor (2).
    6.4. Remove the sensor adapter (1).

    Object Number: 343874  Size: SH
  11. Remove the lower spring retainer (1).
  12. Remove the lower bearing spring (2).
  13. Remove the lower bearing seat (3).

  14. Object Number: 343881  Size: SH
  15. If there is no sensor present, remove the bearing retainer (1).

  16. Object Number: 343877  Size: SH
  17. Remove the 2 hexagon washer head tapping screws (2).
  18. Remove the adapter and bearing assembly (1).

  19. Object Number: 343889  Size: SH
  20. Remove the steering shaft assembly.

  21. Object Number: 295954  Size: SH

    Important: Mark the race and upper shaft assembly and the lower steering shaft assembly to ensure proper assembly. Failure to assemble properly will cause the steering wheel to be turned 180 degrees.

  22. Tilt the race and upper shaft assembly 90 degrees to the steering shaft assembly and disengage. If necessary, remove and discard the old centering sphere and spring.

  23. Object Number: 413033  Size: SH
  24. Remove the 4 hexagon washer head tapping screws (1).
  25. Remove the steering column housing support assembly (3) with the dimmer switch rod (2) still connected.