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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 127 (Engine Controls And Fuel - 3.6L (LF4) - Repair Instructions (2 Of 3)) >> Repair Instructions >> Fuel Feed Intermediate Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Relieve the fuel system pressure. Fuel Pressure Relief
  2. GM5325063Courtesy of GENERAL MOTORS COMPANY

    Windshield Wiper Arm (3) - Remove [2x]

    1. Using the appropriate trim tool, remove the windshield wiper arm finish cap (1) from the windshield wiper arm (3).
    2. Windshield Wiper Arm Nut (2) - Remove
    3. Grasp the outer end of the windshield wiper arm (3) and gently rock the arm back and forth to remove it from the windshield wiper transmission pivot shaft.
  3. GM5417116Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Extension (1) - Remove [2x]

    1. Apply two layers of masking tape around the top edge of the service part to prevent paint damage.
    2. Using a suitable plastic trim tool, carefully release the air inlet grille panel extension clips.
    3. Remove the air inlet grille panel extension (1) from the air inlet grille panel and upper front fender.
  4. GM5862927Courtesy of GENERAL MOTORS COMPANY

    Front Compartment Side Sight Shield Retainer (1) - Remove [3x]

  5. Front Compartment Side Sight Shield (2) - Remove
  6. GM5421986Courtesy of GENERAL MOTORS COMPANY

    Remove the 2 hood rear outer air inlet seal retainer (1) from the left and right side.

  7. Remove the hood rear outer air inlet seal (2) from the left and right side.
  8. GM5865291Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Retainer (1) - Remove [2x]

  9. Air Inlet Grille Panel Extension (2) - Remove
  10. GM5417442Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Retainer (1) - Remove [6x]

  11. Air Inlet Grille Panel (2) - Remove
    1. Disconnect the windshield washer nozzle hose from the windshield washer pump hose.
    2. Lift the front edge of the air inlet grille panel (2) and slide the panel forward from both hood hinges to remove.
  12. GM5420286Courtesy of GENERAL MOTORS COMPANY

    Windshield Wiper System Module Shield (1) - Remove

    13. NOTE:

    To prevent erroneous DTC's, disconnect the battery negative cable before disconnecting the windshield wiper motor electrical connector.

  13. Disconnect the battery negative cable. - Battery Negative Cable Disconnection and Connection
  14. GM5420344Courtesy of GENERAL MOTORS COMPANY

    Disconnect the windshield wiper motor electrical connector.

  15. Windshield Wiper System Module Bolt (1) - Remove [2x]
  16. Slide the windshield wiper system module (2) inboard to release the grommet from the plenum and remove the windshield wiper system module (2) from the vehicle.
  17. GM5499581Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector Retainer (1) - Remove [2x]

  18. GM5499583Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector (1) - Remove

  19. GM5422039Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Nut (1) - Remove [3x]

  20. Plenum Front Panel Bolt (2) - Remove [3x]
  21. Disconnect the electrical connector.
  22. Pull the forward lamp wiring harness (3) out from the plenum front panel.
  23. GM5865879Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Bolt (1) - Remove [4x]

  24. Plenum Front Panel Nut (2) - Remove [3x]
  25. GM5865881Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel (1) - Remove

  26. GM5524604Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    This is a push nut.

    Plenum Panel Nut (1) - Remove [9x]

  27. Dash Panel Outer Upper Insulator (2) - Remove
  28. Plenum Front Panel (3) - Remove
  29. GM4044046Courtesy of GENERAL MOTORS COMPANY

    Engine Rear Noise Shield Bolt (1) - Remove

  30. GM5869276Courtesy of GENERAL MOTORS COMPANY

    Engine Rear Noise Shield Bolt (1) - Remove [2x]

  31. Retainer (2) - Unclip [3x]
  32. Wiring Harness (3) - Reposition
  33. GM4044075Courtesy of GENERAL MOTORS COMPANY

    Fuel Pipe Shield (1) - Remove

  34. GM5869727Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.

    Engine Rear Noise Shield (1) - Remove

  35. GM5869742Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Fuel feed intermediate pipes will be delivered with shipping caps that are meant to protect the mating joint threads. Do NOT remove shipping caps until the pipe is to be installed and joints are to be secured. Failure to do so could result in damage to the mating threads.

    NOTE:

    Do NOT reuse the fuel feed intermediate pipe. If the fuel feed intermediate pipe fittings are loosened or the pipes are removed, the pipes MUST be replaced.

    Fuel Feed Intermediate Pipe Nut (1) @ Fuel Feed Intermediate Pipe (2) - Loosen until disengaged [3x]

  36. Fuel Feed Intermediate Pipe (2) - Remove and DISCARD
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