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Home >> Cadillac >> 2009 >> XLR Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 4.6L (LH2) - Introduction, Specifications & Repair Instructions >> Repair Instructions >> Knock Sensor 1 Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Intake Manifold & Bolts
    GM928175Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold. Refer to Intake Manifold Replacement .
  2. Fig 2: Identifying Knock Sensors & Electrical Connectors
    GM1284306Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the electrical connector (3) from the knock sensor (KS) (4).
  4. Remove the bolt in the center of the KS.
  5. Remove the KS (4) from the engine block.