GM Service Manual Online
For 1990-2009 cars only

Tools Required

J-42759 Ignition Switch Connector Rel Tool

Removal Procedure


    Object Number: 401496  Size: SH

    Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:

       • Air bag deployment
       • Personal injury
       • Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       • Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       • If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.
  3. Remove the steering column trim covers from the steering column. Refer to Steering Column Trim Covers Replacement - On Vehicle .
  4. Disconnect the steering column bulkhead electrical connectors.

  5. Object Number: 415293  Size: SH
  6. Remove the wire harness (1) from the wire harness strap (2) and the steering column.

  7. Object Number: 306234  Size: SH
  8. Slide the connectors (2) of the turn signal and multifunction switch out of the bulkhead connector (1).

  9. Object Number: 306267  Size: SH
  10. Remove the key alarm connector (1) from the lock module (2) in the following way:
  11. 7.1. Rotate the key alarm connector (1) 90 degrees.
    7.2. Pull the key alarm connector (1) out of the lock module (2).
    7.3. Remove the passkey electrical connector from the lock module (2).

    Object Number: 389654  Size: SH
  12. Disconnect the electrical connector (2) from the electric park lock (1), for vehicles equipped with floor shifters.

  13. Object Number: 415849  Size: SH
  14. Disengage the ignition switch releasing tabs by using J-42759 .
  15. Remove the ignition switch (2) from the lock module (1).

Installation Procedure


    Object Number: 389639  Size: SH
  1. Install the ignition switch (3) into the lock module (1).

  2. Object Number: 306267  Size: SH
  3. Install the key alarm connector (1) into the lock module (2).
  4. 2.1. Push the key alarm connector (1) into the lock module (2).
    2.2. Rotate the key alarm connector (1) 90 degrees so that the key alarm connector (1) locks into place.
    2.3. Install the passkey electrical connector to the lock module (2).

    Object Number: 389654  Size: SH
  5. Connect the electrical connector (2) to the electric park lock (1), for vehicles equipped with floor shifters.

  6. Object Number: 306234  Size: SH
  7. Slide the connectors (2) of the turn signal and multifunction switch into the bulkhead connector (1).

  8. Object Number: 415293  Size: SH
  9. Attach the wire harness (1) to the steering column with the wire harness strap (2).

  10. Object Number: 401496  Size: SH
  11. Connect the steering column bulkhead electrical connectors to the vehicle.
  12. Install the trim covers to the column. Refer to Steering Column Trim Covers Replacement - On Vehicle .
  13. Install the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.
  14. Enable the SIR system. Refer to Enabling the SIR System in SIR.