LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2008 >> Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 5.3L - Introduction (2 Of 2) >> Repair Instructions >> Knock Sensor Replacement >> Removal Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Removal Procedure

    Fig 1: Left Knock Sensor Electrical Connector
    GM1554554Courtesy of GENERAL MOTORS CORP.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (9C1, 9C3 Static Fill) .
  2. Disconnect the left knock sensor electrical connector, if required.
  3. Fig 2: Left Knock Sensor
    GM1551881Courtesy of GENERAL MOTORS CORP.
  4. Remove the left knock sensor bolt, if required.
  5. Remove the left knock sensor, if required.
  6. Fig 3: Crankshaft Position (CKP) Sensor Electrical Connector
    GM1554552Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the right knock sensor electrical connector (2), if required.
  8. Fig 4: Right Knock Sensor
    GM1551882Courtesy of GENERAL MOTORS CORP.
  9. Remove the right knock sensor bolt, if required.
  10. Remove the right knock sensor, if required.