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Home >> Cadillac >> 2022 >> CT4 V, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.7L (L3B) - Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Fuel Pressure Relief
  2. Drain the fuel tank. Fuel Tank Draining
  3. Raise and support the vehicle. Lifting and Jacking the Vehicle
  4. GM5424015

    Rear Tire Front Air Deflector Bolt (1) - Remove [2x]

  5. Rear Tire Front Air Deflector- Left Side (2) - Remove
  6. GM5400553

    Rear Wheelhouse Liner Screw (1) - Remove

  7. Underbody Rear Air Deflector Plastic Nut (2) - Remove [3x]
  8. Underbody Rear Air Deflector Bolt (3) - Remove [3x]
  9. Underbody Rear Air Deflector Nut (4) - Remove [2x]
  10. Underbody Rear Air Deflector- Left Side (5) - Remove
  11. GM5424018

    Rear Tire Front Air Deflector Bolt (1) - Remove [2x]

  12. Rear Tire Front Air Deflector- Right Side (2) - Remove
  13. GM5400642

    Rear Wheelhouse Liner Screw (1) - Remove

  14. Underbody Rear Air Deflector Bolt (2) - Remove [3x]
  15. Underbody Rear Air Deflector Plastic Nut (3) - Remove [3x]
  16. Underbody Rear Air Deflector Nut (4) - Remove [2x]
  17. Underbody Rear Air Deflector- Right Side (5) - Remove
  18. GM5400756

    Floor Panel Number 4 Cross Bar Reinforcement Bolt (1) - Remove [6x]

  19. Floor Panel Number 4 Cross Bar Reinforcement (2) - Remove
  20. GM5309188

    Catalytic Converter Nut (1) - Remove [2x]

  21. GM5309202

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Separate

  22. Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Left Side (3) - Separate
  23. GM5309211

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Right Side (2) - Separate

  24. Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Right Side (3) - Separate
  25. { If equipped } Electrical Connector @ Exhaust Control Valve Actuator - Disconnect
  26. GM5309214

    With the aid of an assistant, lower the exhaust system from the vehicle. (1)

  27. Catalytic Converter Gasket (2) - Remove and DISCARD
  28. GM5309833

    Exhaust Heat Shield Bolt (1) - Remove [6x]

  29. Exhaust Intermediate Underbody Heat Shield (2) - Remove
  30. GM5334717

    Floor Panel Number 2 Cross Bar Reinforcement Bolt (1) - Remove [4x]

  31. Floor Panel Number 2 Cross Bar Reinforcement (2) - Remove
  32. GM5317834

    Propeller Shaft Hub Clamp (1) - Remove and DISCARD

  33. GM5317835

    Mark (2) the relationship of the propeller shaft to the rear differential flange using a paint pen.

    34. CAUTION:

    When removing the propeller shaft, do not remove the propeller shaft coupler from the propeller shaft assembly. The only bolts that should be removed are those that mount each coupler to the transmission output flange, and to the rear drive axle input flange. Failure to properly remove the propeller shaft assembly may cause coupler damage, resulting in necessary replacement of the entire propeller shaft.

  34. Rear Propeller Shaft Nut (3) - Remove [3x]
  35. Rear Propeller Shaft Bolt (1) - Remove [3x]
  36. Support and secure the propeller shaft to a suitable hydraulic jack stand.
  37. GM5317838

    Propeller Shaft Bearing Support Bolt (1) - Remove [2x]

  38. GM5317841

    Propeller Shaft (1) - Remove

  39. GM5312860

    Fuel Tank Shield Retainer (1) - Remove [5x]

  40. Fuel Tank Shield (2) - Remove
  41. GM5403392

    Wiring Harness Connector (1) - Disconnect [2x]

  42. Remove all wiring harness retainers from vehicle.
  43. GM5403393

    Fuel Tank Vent Valve Hose (1) - Disconnect - Plastic Collar Quick Connect Fitting Service

  44. Fuel Pump Fuel Feed Hose (2) - Disconnect - Plastic Collar Quick Connect Fitting Service
  45. GM5405716

    Fuel Tank Filler Pipe Ground Bolt (1) - Remove

  46. Fuel Tank Filler Hose Clamp (2) - Loosen
  47. Break seal of fuel tank filler hose (3) at fuel tank filler pipe.
  48. Fuel Tank Filler Evaporative Emission Valve Hose (4) - Disconnect - Plastic Collar Quick Connect Fitting Service
  49. Fuel Tank Vent Hose (5) - Disconnect - Plastic Collar Quick Connect Fitting Service
  50. Evaporative Emission Canister Purge Hose (6) - Disconnect - Plastic Collar Quick Connect Fitting Service
  51. GM5403395

    Place a suitable adjustable jack under the fuel tank.

  52. Fuel Tank Strap Bolt (1) - Remove [5x]
  53. Fuel Tank Strap (2) - Remove [2x]
  54. GM5403397

    When lowering tank guide fuel tank filler hose out of fuel tank filler pipe.

  55. Fuel Tank (1) - Remove
  56. With aid of an assistant, position tank on bench.
  57. GM5300196

    Electrical Connector (1) - Disconnect [3x]

  58. Fuel Pump Fuel Feed Hose (2) - Disconnect - Plastic Collar Quick Connect Fitting Service
  59. Fuel Tank Filler Evaporative Emission Valve Hose (3) - Disconnect - Plastic Collar Quick Connect Fitting Service
  60. Evaporative Emission Canister Hose (4) - Disconnect - Plastic Collar Quick Connect Fitting Service
  61. GM5300198
    NOTE:

    With aid of an assistant.

    Fuel Sender Ring (1) - Remove - CH - 45722  Fuel Sender Lock Ring Wrench (2)

  62. GM5300200

    Electrical Connector (1) - Disconnect

  63. Fuel Tank Vent Hose (3) - Disconnect - Plastic Collar Quick Connect Fitting Service
  64. Transfer Hose (2) - Disconnect - Plastic Collar Quick Connect Fitting Service
  65. GM5300199

    Fuel Tank Fuel Pump Module (1) - Remove

  66. Fuel Pump Seal (2) - Remove and DISCARD
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