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Home >> Hummer >> 2005 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Knock Sensor (KS) Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Knock Sensor Wiring Harness Assembly
    GM54608Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold. Refer to Intake Manifold Replacement in Engine Mechanical.
  2. Remove the knock sensor wiring harness assembly.
    3. Fig 2: Identifying Knock Sensors
    GM54612Courtesy of GENERAL MOTORS CORP.
  3. Remove the knock sensor (KS).
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