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Home >> Chevrolet >> 2010 >> Malibu LS, 2.4 B >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.4L - Repair Instructions >> Repair Instructions >> Knock Sensor Replacement >> Installation Procedure
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Installation Procedure

NOTE: Rotate the pigtail 90 degrees from vertical before securing the fastener.
    Fig 1: Identifying Knock Sensor
    GM1578476Courtesy of GENERAL MOTORS CORP.
  1. Install the knock sensor.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the knock sensor bolt and tighten to 25 N.m (18 lb ft).
    3. Fig 2: Identifying Engine Wiring Harness Electrical Connectors
    GM1890235Courtesy of GENERAL MOTORS CORP.
  3. Install the knock sensor electrical connector pigtail (6) clip to the oil level indicator tube bracket.
  4. Connect the engine wiring harness electrical connector (1) to the knock sensor pigtail electrical connector (6).
  5. Lower the vehicle.
  6. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LAT) or Battery Negative Cable Disconnection and Connection (LE5, LE9, LZ4, LZE, or LY7) .
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