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Home >> Chevrolet >> 2016 >> Express 2500 Base, Van Cargo Extended, 6.6L Eng VIN L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 6.6L (LGH) - Repair Instructions >> Repair Instructions >> Nitrogen Oxides Sensor Replacement - Position 1 >> Installation Procedure

Installation Procedure

    Fig 1: Nitrogen Oxide Sensor - Position 1
    GM2374069Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Component Fastener Tightening Caution .

    NOTE:

    If reinstalling the old sensor, coat the threads with anti-sieze compound. Refer to Adhesives, Fluids, Lubricants, and Sealers

  1. Install the nitrogen oxide sensor (1) into the exhaust and tighten to 45 N.m (33 lb ft)
    2. CAUTION:

    Refer to Fastener Caution .

  2. Position the nitrogen oxide sensor module (3) then install the fasteners (2) and tighten to 10 N.m (89 lb in)
  3. Perform the scan tool nitrogen oxide sensor reset procedure after replacing the sensor(s).
  4. Perform the diesel particulate filter (DPF) regeneration enable. Refer to Diesel Particulate Filter (DPF) Regeneration Enable .
  5. Perform the glow plug control module programming and setup. Refer to Glow Plug Control Module Programming and Setup .
  6. Install any components or connectors that have been removed or replaced during diagnosis.
  7. Perform any adjustment, programming, or setup procedures that are required when a component or module is removed or replaced.
  8. Clear the DTCs
  9. Duplicate the Conditions for Running the DTC and use the Freeze Frame/Failure Records, if applicable, in order to verify the DTC does not reset. If the DTC resets or another DTC is present. Refer to Diagnostic Trouble Code (DTC) List - Vehicle and perform the appropriate diagnostic procedure.
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