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Ignition Lock Cylinder Replacement

Fig 1: Replacing Ignition Lock Cylinder
GM1619731Courtesy of GENERAL MOTORS CORP.
Ignition Lock Cylinder Replacement

Callout Component Name
CAUTION: Refer to SIR Caution .
CAUTION: Refer to Battery Disconnect Caution .
Fastener Tightening Specifications:  Refer to Fastener Tightening Specifications .

Preliminary Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs LZE/LZ4/LZ9) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) .
  2. Disable the SIR system. Refer to SIR Disabling and Enabling Zone 3 .
  3. Remove the tilt lever. Refer to Tilt Lever Replacement .
  4. Remove the steering wheel. Refer to Steering Wheel Replacement .
  5. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  6. Perform passkey relearn after the ignition lock cylinder has been replaced. Refer to Control Module References .
1 Access Hole, Ignition Lock Cylinder Retaining Pin
Tip: 
  1. Rotate the ignition lock cylinder to the crank position.
  2. Use a suitable tool to depress the lock cylinder retaining pin thorough the access hole.
  3. Release the lock cylinder the to run position.
2 Cylinder, Ignition Lock
Tip:  Pull the ignition lock cylinder from the steering column.