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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 894 (Engine Controls And Fuel - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Knock Sensor 2 Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Oil Pan Skid Plate & Bolts
    GM1698082Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. If equipped, remove the oil pan skid plate and bolts.
    3. Fig 2: View Of Engine Wiring Harness & Components
    GM1877018Courtesy of GENERAL MOTORS CORP.
  3. Reposition the knock sensor sleeve (3) down, away from the knock sensor.
  4. Disconnect the engine wiring harness electrical connector (1) from the knock sensor.
    5. Fig 3: View Of Knock Sensor & Bolt
    GM1877020Courtesy of GENERAL MOTORS CORP.
  5. Remove the knock sensor bolt and sensor.
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