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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Repair Instructions (1 Of 2)) >> Repair Instructions >> Nitrogen Oxides Sensor Replacement - Position 1 >> Installation Procedure

Installation Procedure

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  1. GM5609845Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Component Fastener Tightening Caution .

    Nitrogen Oxides Sensor (2) - Install and tighten - Fastener Specifications

    2. CAUTION:

    Refer to Fastener Caution .

  2. Nitrogen Oxides Sensor Nut (1) - Install and tighten [2x] - Fastener Specifications
  3. GM5609939Courtesy of GENERAL MOTORS COMPANY

    Engage the nitrogen oxides sensor wiring harness clip (1).

  4. Connect the nitrogen oxides sensor electrical connector.
  5. Oil Filler Cap - Remove
  6. GM5171779Courtesy of GENERAL MOTORS COMPANY

    Intake Manifold Cover (2) - Install

  7. Intake Manifold Cover Bolt (1) - Install and tighten - Fastener Specifications
  8. Oil Filler Cap - Install
  9. Perform the following reset procedures:
    1. Nitrogen Oxides Catalytic Converter Reductant Loading Reset 
    2. Nitrogen Oxides Sensor Reset 
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