GM Service Manual Online
For 1990-2009 cars only

Electronic Column Lock Module - Disassemble - Off Vehicle Column Shift

Tools Required

J 41396 Park Lock Cable Pliers

  1. Remove the turn signal cancel cam and upper bearing inner race. Refer to Turn Signal Cancel Cam and Upper Bearing Inner Race - Disassemble - Off Vehicle .
  2. Remove the steering column lock cylinder set.

  3. Object Number: 324874  Size: SH
  4. Remove the park lock cable assembly (1) from the electronic lock module assembly.
  5. 3.1. Place the steering column lock cylinder set into the OFF position.
    3.2. Place the shift lever clevis into the PARK position.
    3.3. Use a small blade to push against the locking tab on the end of the park lock cable assembly (1).
    3.4. Disconnect the park lock cable assembly (1) from the electronic lock module assembly.

    Object Number: 306267  Size: SH
  6. Rotate the key alarm connector (1) 90 degrees.
  7. Pull the key alarm connector (1) out of the electronic lock module assembly (2).
  8. Remove the passkey connector from the electronic lock module assembly (2).

  9. Object Number: 389639  Size: SH
  10. Slide the ignition and key alarm switch assembly (3) out of the electronic lock module assembly (1).
  11. Let the ignition and key alarm switch assembly (3) hang freely.

  12. Object Number: 368510  Size: SH
  13. Remove the 3 pan head tapping screws (1) from the electronic lock module assembly (2).
  14. Important: The lock bolt assembly (4) is under slight spring tension from the lock bolt spring (3). Hold the lock bolt (4) in place while removing the electronic lock module assembly (2).

  15. Remove the electronic lock module assembly (2) and the lock bolt assembly (4) from the steering column tilt head assembly (5).
  16. Remove the lock bolt spring (3) from the lock bolt assembly (4).

Electronic Column Lock Module - Disassemble - Off Vehicle Floor Shift

  1. Remove the turn signal cancel cam and upper bearing inner race. Refer to Turn Signal Cancel Cam and Upper Bearing Inner Race - Disassemble - Off Vehicle .

  2. Object Number: 389654  Size: SH
  3. Remove the connector (2) from the electric park lock (1).

  4. Object Number: 368489  Size: SH
  5. Pry the electric park lock (2) off of the electronic lock module assembly (1).

  6. Object Number: 306267  Size: SH
  7. Remove the key alarm connector (1) from the electronic lock module assembly (2) in the following way:
  8. 4.1. Rotate the key alarm connector (1) 90 degrees.
    4.2. Pull the key alarm connector (1) out of the electronic lock module assembly (2).
    4.3. Remove the PASS-KEY® connector from the electronic lock module assembly (2).

    Object Number: 389639  Size: SH
  9. Slide the ignition and key alarm switch assembly (3) out of the electronic lock module assembly (1).
  10. Let the ignition and key alarm switch assembly (3) hang freely.

  11. Object Number: 368510  Size: SH
  12. Remove the 3 pan head tapping screws (1) from the electronic lock module assembly (2).
  13. Important: The lock bolt assembly (4) is under slight spring tension from the lock bolt spring (3). Hold the lock bolt (4) in place while removing the electronic lock module assembly (2).

  14. Remove the electronic lock module assembly (2) and the lock bolt assembly (4) from the steering column tilt head assembly (5).
  15. Remove the lock bolt spring (3) from the lock bolt assembly (4).