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Home >> Cadillac >> 2011 >> DTS 4.6 S >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 4.6L - Repair Instructions >> Repair Instructions >> Knock Sensor Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Identifying Electrical Connector
    GM1672557Courtesy of GENERAL MOTORS COMPANY
  1. Remove the intake manifold. Refer to Intake Manifold Replacement .
  2. Disconnect the electrical connector (3) from the right knock sensor, if required.
    3. Fig 2: Identifying CKP Sensor Wiring Harness Electrical Connector
    GM1672558Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect the electrical connector (2) from the left knock sensor, if required.
    4. Fig 3: Identifying Knock Sensor
    GM1672563Courtesy of GENERAL MOTORS COMPANY
  4. Remove the appropriate knock sensor. Cylinder heads shown removed for clarity.
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