LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2004 >> GTO Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls -- 5.7L -- (Introduction) >> Repair Instructions >> Knock Sensor (KS) Replacement >> Removal Procedure
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Removal Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Remove the intake manifold. Refer to Intake Manifold Replacement in Engine Mechanical-5.7L.
  3. Remove the wiring harness assembly for the knock sensor.
    Fig 1: Knock Sensor Wiring Harness Assembly
    GM54608Courtesy of GENERAL MOTORS CORP.
  4. Fig 2: Identifying Knock Sensors
    GM54612Courtesy of GENERAL MOTORS CORP.
  5. Remove the knock sensor.