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Home › Buick › 2011 › Lucerne Super › Repair and Diagnosis › Engine Performance › Engine Control Systems › Engine Controls And Fuel - 4.6L - Repair Instructions › Repair Instructions › Crankshaft Position Sensor Wiring Harness Replacement › Removal Procedure

Removal Procedure

    Fig 1: View Of Engine Harness Electrical Connectors
    GM1665460Courtesy of GENERAL MOTORS COMPANY
  1. Disconnect the engine harness electrical connector (1) from the crankshaft position (CKP) sensor wiring harness electrical connector.
  2. Remove the intake manifold. Refer to Intake Manifold Replacement .
    3. Fig 2: Identifying CKP Sensor Wiring Harness Electrical Connector
    GM1672558Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect the CKP sensor wiring harness electrical connector (1) from the CKP sensor.
  4. Disconnect the CKP sensor wiring harness electrical connector (2) from the left knock sensor.
  5. Disconnect the harness clip (3) from the engine harness ground bracket.
    6. Fig 3: Identifying Electrical Connector
    GM1672557Courtesy of GENERAL MOTORS COMPANY
  6. Disconnect the CKP sensor wiring harness electrical connector (3) from the right knock sensor.
  7. Remove the harness clip (4) from the engine block hole.
  8. Remove the CKP sensor wiring harness bolts (1, 2).
  9. Remove the CKP sensor wiring harness.
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