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Home >> Pontiac >> 2009 >> Torrent Base, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.4L - Introduction >> Repair Instructions >> Knock Sensor Replacement - Bank 1 >> Removal Procedure
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Removal Procedure

    Fig 1: View Of Engine Wiring Harness Electrical Connectors (FWD)
    GM1822240Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. If equipped with front wheel drive (FWD), disconnect the engine wiring harness electrical connector (1) from the knock sensor.
    3. Fig 2: View Of Engine Wiring Harness Electrical Connectors (AWD)
    GM1822241Courtesy of GENERAL MOTORS CORP.
  3. If equipped with all wheel drive (AWD), disconnect the engine wiring harness electrical connector (1) from the knock sensor.
    4. Fig 3: View Of Knock Sensor & Bolt
    GM1822243Courtesy of GENERAL MOTORS CORP.
  4. Loosen the knock sensor bolt and remove the knock sensor.
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