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Home >> Chevrolet >> 2018 >> Express 2500 LS, 2.8L Eng VIN 1 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.8L (LWN) Diesel - Repair Instructions >> Repair Instructions >> Fuel Injector Replacement >> Installation Procedure
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Installation Procedure

  1. Clean and inspect the fuel injector prior to reinstalling it. Fuel Injector Cleaning and Inspection
  2. GM4224213Courtesy of GENERAL MOTORS COMPANY

    Combustion Fuel Injector Seal (1) - Install NEW

  3. GM4630824Courtesy of GENERAL MOTORS COMPANY

    Slide the fuel injector hold down clamp (2) into the grooves on the fuel injector (1) and install them together into the valve rocker arm cover ensuring that the fuel injector locating pin engages the fuel injector hold down clamp.

  4. GM4630817Courtesy of GENERAL MOTORS COMPANY

    Fuel Injector Washer (2) - Install

  5. CAUTION:

    Refer to Fastener Caution .

  6. Fuel Injector Bracket Bolt (1) - Install and tighten to 30 N.m (22 lb ft)
  7. GM4224199Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Fuel Injector (2) - Connect

  8. NOTE:

    If applicable, perform the fuel filter life reset after replacing the fuel filter.

  9. Replace the fuel filter. Fuel Filter Replacement 
  10. Prime the fuel system. Fuel System Priming 
  11. With the engine running, check the fuel system for leaks.
  12. Fuel Injector Deadener - Install - Fuel Injector Deadener Replacement 
  13. Perform the fuel injection small quantity learn. Fuel Injection Small Quantity Learn 
  14. Perform the fuel trim reset. Fuel Trim Reset 
  15. Perform the high pressure fuel correction reset. High Pressure Fuel Correction Reset 
  16. Perform the fuel injector flow rate programming. Fuel Injector Flow Rate Programming