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Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating Knock Sensor Components
    GM727528Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Component Fastener Tightening Notice in Cautions and Notices.
  1. Install the knock sensor (1 or 2) and the bolt (3).

    Tighten:  Tighten the sensor to 25 N.m (18 lb ft).

  2. Connect the knock sensor harness connector (4).
  3. Lower the vehicle.
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