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Home >> Chevrolet >> 2011 >> HHR LS, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.2L Or 2.4L - Repair Instructions >> Repair Instructions >> Knock Sensor Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Engine Harness And Components
    GM1622787Courtesy of GENERAL MOTORS COMPANY
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the knock sensor (KS) electrical connector (6).
    3. Fig 2: Identifying Knock Sensor
    GM1578476Courtesy of GENERAL MOTORS COMPANY
  3. Remove the KS bolt.
  4. Remove the KS.
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