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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Engine Controls And Fuel - 4.3L (LV1) - Repair Instructions) >> Repair Instructions >> Fuel Feed and Evaporative Emission Front Pipe Replacement (Long Wheel Base) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
    WARNING:

    Refer to Diesel/Gasoline Vapors Warning .

    WARNING:

    Refer to Safety Glasses Warning .

  1. Relieve the fuel system pressure. Fuel Pressure Relief 
  2. Engine Cover - Remove - Engine Cover Replacement
  3. Raise and support the vehicle. Lifting and Jacking the Vehicle .
  4. GM4852618Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Evaporative Emission Front Pipe Retainer Bolt (1) - Remove

  5. Retainer(2) - Remove
  6. Fuel Feed Pipe(3) - Disconnect - Metal Collar Quick Connect Fitting Service 
  7. Evaporative Emission Pipe(4) - Disconnect - Plastic Collar Quick Connect Fitting Service 
  8. GM4852621Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Evaporative Emission Front Pipe Bolt (1) - Remove

  9. Retainer(2) - Remove
  10. Disconnect the electrical connector.
  11. GM4852630Courtesy of GENERAL MOTORS COMPANY

    Retainer(1) - Remove[2x]

  12. GM4852634Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed and Evaporative Emission Front Pipe Nut (1) - Remove

  13. Evaporative Emission Pipe(2) - Disconnect - Plastic Collar Quick Connect Fitting Service 
  14. Fuel Feed Pipe(3) - Disconnect - Metal Collar Quick Connect Fitting Service 
  15. Remove the oxygen sensor retainer from the pipe retainer.
  16. Fuel Feed and Evaporative Emission Front Pipe (4) - Remove