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Home › Hummer › 2009 › H2 4D Utility Pickup › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 6.2L - Introduction › Repair Instructions › Knock Sensor 1 Replacement › Installation Procedure

Installation Procedure

    Fig 1: Identifying Knock Sensor & Bolt
    GM1402136Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  1. Position the knock sensor (718) to the engine block and install the knock sensor bolt (739). Tighten the bolt to 25 N.m (18 lb ft)
    2. Fig 2: View Of Engine Harness Components
    GM1699536Courtesy of GENERAL MOTORS CORP.
  2. Connect the engine wiring harness electrical connector (4) to knock sensor.
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