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Home >> GMC >> 2001 >> C3500 HD 8.1 G, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Steering Column Switches >> Steering Wheel And Steering Column - Tilt >> Repair Instructions >> Electronic Column Lock Module Replacement (Column Shift) >> Removal Procedure

Removal Procedure

    CAUTION:

    Refer to SIR CAUTION in Cautions and Notices.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
    2. IMPORTANT:

    Remove the SIR coil from the steering shaft and let the SIR coil hang freely.

  2. Remove the SIR coil. Refer to Steering Wheel Airbag Coil Replacement .
    3. Fig 1: View Of Bearing Retainer
    GM330127Courtesy of GENERAL MOTORS COMPANY
  3. Install the J 23653-SIR and J 42137  to the steering shaft and compress the shaft lock shield (2) .
  4. Remove the lock shield retainer from the steering column shaft.
  5. Remove the J 23653-SIR and J 42137  from the steering shaft.
    6. Fig 2: Shaft Lock Shield & Turn Signal Cancel Cam
    GM389656Courtesy of GENERAL MOTORS COMPANY
  6. Remove the following parts from the steering shaft:
    1. Shaft lock shield (4)
    2. Turn signal cancel cam (3)
  7. Rotate the steering column lock cylinder to the OFF-LOCK position.
    8. Fig 3: Identifying Park Lock Cable At Ignition Lock Cylinder
    GM324874Courtesy of GENERAL MOTORS COMPANY
  8. Insert a small screwdriver into the slot on the electronic lock module and push down on the park lock cable locking tab and remove park lock cable (1) from the electronic lock module (column shift only).
    9. Fig 4: Electric Park Lock & Connector
    GM389654Courtesy of GENERAL MOTORS COMPANY
  9. Disconnect the electric park lock (1) electrical connector (2) (floorshift only).
    10. Fig 5: View Of Electric Park Lock & Ignition Lock Cylinder Case Assembly
    GM368489Courtesy of GENERAL MOTORS COMPANY
  10. Unsnap the electric park lock (2) off of the electronic lock module (1) (floorshift only).
    11. Fig 6: Identifying Key Alarm Connector At Ignition Lock Cylinder Case
    GM306267Courtesy of GENERAL MOTORS COMPANY
  11. Rotate the key alarm switch connector from the electronic lock module.
  12. Disconnect the passlock electrical connector from the electronic lock module.
    13. Fig 7: Ignition Switch, Electronic Lock Module & J 42759
    GM664261Courtesy of GENERAL MOTORS COMPANY
  13. Remove the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement - On Vehicle .
  14. Disconnect the ignition switch (2) from the electronic lock module using the J-42759 .
  15. Remove the ignition switch (2) from the electronic lock module (2).
  16. Let the ignition switch (2) hang freely.
    17. Fig 8: Electronic Lock Module & Mounting Screws
    GM306295Courtesy of GENERAL MOTORS COMPANY
  17. Remove the electronic lock module (1) mounting screws (2).
  18. Remove the electronic lock module (1) from the steering column housing.
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