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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1097 (Engine Controls - 3.6L (Ly7) (Introduction)) >> Repair Instructions >> Knock Sensor (KS) Replacement - Bank 1 >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Right Knock Sensor & Bolt
    GM860801Courtesy of GENERAL MOTORS CORP.
  1. Install the KS with the KS bolt.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
    IMPORTANT: Use a universal or swivel socket with a long extension in order to install the bolt.
  2. Install the KS bolt.

    Tighten:  Tighten the KS bolt to 23 N.m (17 lb ft).

    3. Fig 2: Locating Knock Sensor (KS) Electrical Connector
    GM1394074Courtesy of GENERAL MOTORS CORP.
  3. Install the KS electrical connector.
    4. Fig 3: View Of Crank Sensor Heat Shield & Bolts
    GM1395482Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Use a universal or swivel socket with a long extension in order to install the bolts.
  4. Install the crank sensor heat shield and the heat shield bolts.

    Tighten: 

    • Tighten the upper crank sensor heat shield bolt (1) to 10 N.m (89 lb in).
    • Tighten the lower crank sensor heat shield bolt (2) to 50 N.m (37 lb in).

    5. Fig 4: Supporting Rear Center Section Of Frame With A Utility Stand
    GM1388664Courtesy of GENERAL MOTORS CORP.
  5. Raise the powertrain until the frame contacts the chassis.
  6. Install the frame rear bolts. Refer to Frame Replacement - Front (W/AWD) or Frame Replacement - Front (W/FWD) in Frame and Underbody.
  7. Connect the intermediate steering shaft to the steering gear. Refer to Intermediate Steering Shaft Replacement in Steering Wheel and Column.
  8. Lower the vehicle.
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