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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1838 (Engine Controls And Fuel - 2.2L (L61) - Introduction (2 Of 2)) >> Repair Instructions >> Heated Oxygen Sensor 1 Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Oxygen Sensor & Harness Connector
    GM412121Courtesy of GENERAL MOTORS CORP.
    NOTE: Silicone based products will contaminate the HO2S. Use only a nickel based anti-seize compound that does not contain silicone.
  1. Apply a small amount of anti-seize compound Saturn P/N 21485279, or equivalent, to the threads of the HO2S-1.
    2. NOTE: Refer to Fastener Notice .
  2. Install the HO2S-1 using the J 39194-C  , or equivalent. See Special Tools .

    Tighten:  Tighten the oxygen sensor-to-exhaust manifold pipe to 45 N.m (33 lb ft).

  3. Install the sensor harness and connector to the attachment clip.
  4. Connect the HO2S-1 harness connector. Push in the connector until a click is heard and pull back to confirm a positive engagement.
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