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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Controls And Fuel - 4.3L (LV1) - Repair Instructions) >> Repair Instructions >> Fuel Feed and Evaporative Emission Front Pipe Replacement (Long Wheel Base) >> Installation Procedure

Installation Procedure

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  1. GM4852634Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Evaporative Emission Front Pipe (4) Install

  2. Install the oxygen sensor retainer to the pipe retainer.
  3. Fuel Feed Pipe (3) - Connect - Metal Collar Quick Connect Fitting Service 
  4. Evaporative Emission Pipe (2) - Connect - Plastic Collar Quick Connect Fitting Service 
  5. CAUTION:

    Refer to Fastener Caution .

  6. Fuel Feed and Evaporative Emission Front Pipe Nut (1) - Install and tighten25 N.m (18 lb ft)
  7. GM4852630Courtesy of GENERAL MOTORS COMPANY

    Retainer (2) - Install [2x]

  8. GM4852621Courtesy of GENERAL MOTORS COMPANY

    Retainer (2) - Install

  9. Fuel Feed and Evaporative Emission Front Pipe Bolt (1) - Install and tighten10 N.m (89 lb in)
  10. Connect the electrical connector.
  11. GM4852618Courtesy of GENERAL MOTORS COMPANY

    Evaporative Emission Pipe (4) - Connect - Plastic Collar Quick Connect Fitting Service 

  12. Fuel Feed Pipe (3) - Connect - Metal Collar Quick Connect Fitting Service 
  13. Retainer (2) - Install
  14. Fuel Feed and Evaporative Emission Front Pipe Retainer Bolt (1) - Install and tighten8.5 N.m (75 lb in)
  15. Lower the vehicle.
  16. Engine Cover - Install - Engine Cover Replacement