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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 99 (Wiring Systems And Power Management - Introduction) >> Repair Instructions >> Ignition Lock Cylinder Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
    2. CAUTION: Refer to SIR Caution .
  2. Disable the SIR system. Refer to SIR Disabling and Enabling .
  3. Lower the hush and knee bolster. Refer to Knee Bolster Replacement (Cadillac) or Knee Bolster Replacement (Except Cadillac) .
  4. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  5. With the key installed, turn the key to the START position.
    6. Fig 1: View Of Lock Cylinder & Allen Wrench
    GM1413814Courtesy of GENERAL MOTORS CORP.
  6. Install an allen wrench into the hole on top of the lock cylinder housing.

    Push down on the allen wrench to release the tab on the lock cylinder inside the lock cylinder housing.

    7. Fig 2: View Of Lock Cylinder At Lock Cylinder Housing
    GM1413837Courtesy of GENERAL MOTORS CORP.
  7. Slide the lock cylinder out of the lock cylinder housing.
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