GM Service Manual Online
For 1990-2009 cars only

Electric Park Lock Module - Disassemble - Off Vehicle Manual Tilt, Floor Shift

  1. Remove the lock cylinder set. Refer to Ignition Lock Cylinder Replacement - On Vehicle .
  2. Place the steering column in the center position.

  3. Object Number: 368481  Size: SH
  4. Use a small screwdriver to pull the filler plug out of the bottom of the lower trim covers.

  5. Object Number: 368477  Size: SH
  6. Insert the small screwdriver into the filler plug hole in the bottom of the lower trim covers.
  7. Use the screwdriver to push up on the manual override of the electric park lock (1).
  8. Turn the key to the lock position. Remove the key.

  9. Object Number: 588290  Size: SH
  10. Remove the necessary wire straps from the wire harness assembly.
  11. Disconnect the power tilt and telescope toggle switch assembly connector from the telescope module at the base of the column

  12. Object Number: 626474  Size: SH
  13. Gently pry the steering column closeout trim covers (1) from the lower trim covers (2).
  14. Remove the 2 pan head tapping screws (4) from the lower trim covers (2).
  15. Remove the lower trim covers (2) with the power tilt and telescope toggle switch assembly (3) still attached to the trim covers.
  16. If necessary, pop the power tilt and telescope toggle switch assembly (3) out from the lower trim covers (2).

  17. Object Number: 626475  Size: SH
  18. Remove 1 pan head tapping screw (2) from the upper trim covers (1).
  19. Remove the upper trim covers (1) with the steering column closeout trim covers (3) still attached.

  20. Object Number: 588314  Size: SH
  21. If necessary, remove the steering column closeout trim covers from the upper trim covers.

  22. Object Number: 626493  Size: SH
  23. Remove the black connector (2) from the electric park lock (1).
  24. Remove the tapping screw (3) from the electric park lock (1) mounting hole and the ignition key alarm switch assembly.
  25. Pry the electric park lock (1) off of the lock module assembly.

Electric Park Lock Module - Disassemble - Off Vehicle Power Tilt, Floor Shift

  1. Remove the lock cylinder set. Refer to Ignition Lock Cylinder Replacement - On Vehicle .
  2. Place the steering column in the center position.

  3. Object Number: 368481  Size: SH
  4. Use a small screwdriver to pull the filler plug out of the bottom of the lower trim covers.

  5. Object Number: 368477  Size: SH
  6. Insert the small screwdriver into the filler plug hole in the bottom of the lower trim covers.
  7. Use the screwdriver to push up on the manual override of the electric park lock (1).
  8. Turn the key to the lock position. Remove the key.

  9. Object Number: 628901  Size: SH
  10. Remove the necessary wire straps from the wire harness assembly.

  11. Object Number: 628897  Size: SH
  12. Gently pry the steering column closeout trim covers (1) from the lower trim covers (2).
  13. Remove the 2 pan head tapping screws (3) from the lower trim covers (2).
  14. Remove the lower trim covers (2).

  15. Object Number: 603845  Size: SH
  16. Remove 1 pan head tapping screw (2) from the upper trim covers (1).
  17. Remove the upper trim covers (1) with the steering column closeout trim covers (3) still attached.

  18. Object Number: 588314  Size: SH
  19. If necessary, remove the steering column closeout trim covers from the upper trim covers.

  20. Object Number: 626493  Size: SH
  21. Remove the black connector (2) from the electric park lock (1).
  22. Remove the tapping screw (3) from the electric park lock (1) mounting hole and the ignition key alarm switch assembly.
  23. Pry the electric park lock (1) off of the lock module assembly.