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Home >> Chevrolet >> 2017 >> SS Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Engine Controls And Fuel - 6.2L (LS3) - Repair Instructions >> Repair Instructions >> Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 >> Installation Procedure

Installation Procedure

    Fig 1: HO2S Electrical Connector
    GM3227128Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    A special anti-seize compound is used on the oxygen sensor threads. New service sensors should already have the compound applied to the threads. Coat the threads of a reused sensor with anti-seize compound P/N 5613695 or equivalent.

  1. Install the HO2S (1) and tighten to 42 N.m (31 lb ft).
    2. NOTE:

    Route the HO2S electrical wiring harness under the engine harness as shown.

  2. Connect the HO2S electrical connector.
  3. Lower the vehicle.
  4. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
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