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Home >> Hummer >> 2006 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Wheel And Column >> Repair Instructions >> Ignition Lock Cylinder Replacement >> Removal Procedure

Removal Procedure

    Fig 1: Locating Ignition Lock Cylinder Release Access Hole
    GM375970Courtesy of GENERAL MOTORS CORP.
    CAUTION: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. CAUTION: Refer to SIR Caution in Cautions and Notices.
  3. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  4. Turn the ignition lock cylinder to the start position.
  5. IMPORTANT: In order to remove the upper trim cover and lock cylinder you will need to release the lock cylinder retaining pin in the access hole of the ignition lock cylinder case.
  6. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .

    Gently lift the upper trim cover so you may Insert the tip of an awl into the access hole (1) of the ignition lock cylinder case.

  7. Push down and hold the retaining pin of the ignition lock cylinder.
  8. Release the ignition lock cylinder to the run position.
  9. Fig 2: View of Ignition Lock Cylinder, Ignition Lock Cylinder Case Assembly, and Steering Column
    GM375305Courtesy of GENERAL MOTORS CORP.
  10. Remove the ignition lock cylinder by pulling the cylinder away from the steering column.