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Home >> GMC >> 2023 >> Canyon AT4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.7L - Repair Instructions >> Repair Instructions >> Fuel Pump Replacement >> Removal Procedure
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Removal Procedure

  1. Relieve the fuel system pressure. Fuel Pressure Relief 
  2. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  3. GM6148335Courtesy of GENERAL MOTORS COMPANY

    {If equipped} Intake Manifold Cover Bolt (1) - Remove [2x]

  4. If equipped, lift up on the front of the intake manifold cover (2).
  5. GM6148346Courtesy of GENERAL MOTORS COMPANY

    {If equipped} Intake Manifold Cover (1) @ Upper Intake Manifold Bracket (2) - Remove

  6. GM6153152Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Outer Reinforcement (1) - Remove - Plenum Front Panel Removal and Installation (UXA) , or Plenum Front Panel Removal and Installation (-UXA)

  7. GM6143617Courtesy of GENERAL MOTORS COMPANY

    Fuel Pump Shield Bolt (1) - Remove [2x]

  8. Fuel Pump Shield Bolt (2) - Remove [2x]
  9. Fuel Injection Pump Bracket (3) - Remove
  10. GM6186789Courtesy 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 canceling 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.

    Fuel Pump Insulator (1) - Remove

  11. GM6139215Courtesy of GENERAL MOTORS COMPANY

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

  12. GM6139220Courtesy of GENERAL MOTORS COMPANY

    Fuel Injection Fuel Feed Pipe Bracket Bolt (1) - Remove

  13. Fuel Feed Intermediate Pipe (2) - Remove and DISCARD
  14. GM6154133Courtesy of GENERAL MOTORS COMPANY

    Fuel Feed Front Pipe (1) - Disconnect - Metal Collar Quick Connect Fitting Service 

  15. Transmission Vent Hose Clip (2) - Disengage
  16. Fuel Feed Pipe Bolt (3) - Remove
  17. GM5003980Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Alternately loosen the fuel pump bolts one turn at a time until the pump is fully disengaged from fuel pump lifter follower. Trying to remove the pump bolts without even side-to-side loosening may result in pump plunger damage

    Disconnect the electrical connector.

  18. Fuel Pump Stud (1) - Remove [2x]
  19. Fuel Pump (2) - Remove
  20. Fuel Pump Housing Seal (3) - Remove and DISCARD
  21. Valve Lifter Follower (4) - Remove