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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 18 (Engine Control System - 3.6L (Ly7) - Introduction (2 Of 2)) >> Repair Instructions >> Knock Sensor (KS) Replacement - Bank 1 >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Right Knock Sensor And Electrical Connector
    GM945742Courtesy of GENERAL MOTORS CORP.
  1. Turn the ignition OFF.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Reposition the wiring harness heat shield to obtain access.
  4. Remove the knock sensor (KS) electrical connector.
    5. Fig 2: View Of Right Knock Sensor & Bolt
    GM860801Courtesy of GENERAL MOTORS CORP.
  5. Remove the KS bolt.
  6. Remove the KS.
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