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Installation Procedure

WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Knock Sensor (KS) 1
    GM858224Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the knock sensor.

    Tighten:  Tighten the sensor to 20 N.m (15 lb ft)

  2. Fig 2: View Of Knock Sensor (KS) 1 Electrical Connector
    GM1236369Courtesy of GENERAL MOTORS CORP.
  3. Connect the knock sensor electrical connector (4).
  4. Fill the cooling system/engine block. Refer to Draining and Filling Cooling System in Engine Cooling.