LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2004 >> Tracker RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.0L (Introduction) >> Repair Instructions >> Heated Oxygen Sensor Replacement - Position 1 >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

    NOTE: Refer to Component Fastener Tightening Notice in Cautions and Notices.
    IMPORTANT: The new HO2S 1 comes with an anti-seize coating on the sensor threads. Take precautions in order to prevent the removal of any of the anti-seize coating prior to installation. If the sensor was removed and is being reinstalled, an anti-seize compound must be applied to the threads before installation.
  1. Install HO2S 1 (2) to the exhaust manifold.

    Tighten:  Tighten HO2S sensor to 45 N.m (32 lb ft).

  2. Connect the HO2S 1 electrical connector (1).
  3. Fig 1: View Of HO2S 1 & Electrical Connector
    GM451375Courtesy of GENERAL MOTORS CORP.