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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 220 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (1 Of 3)) >> Repair Instructions >> Engine Mount Replacement - Right Side (AWD) >> 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. Disconnect the battery. Battery Negative Cable Disconnection and Connection
  2. GM5571392

    Disconnect and reposition heated oxygen sensor electrical connector (1).

  3. GM5309985

    Turbocharger Heat Shield Bolt (1) - Remove [3x]

  4. GM5309997

    Turbocharger Heat Shield (1) - Remove

  5. GM5310138

    Catalytic Converter Heat Shield Bolt (1) - Remove [2x]

  6. Catalytic Converter Heat Shield Nut (2) - Remove
  7. GM5310178

    Catalytic Converter Heat Shield (1) - Remove

  8. GM5310863

    Exhaust Pipe Clamp (1) - Loosen

  9. GM5405466

    Disconnect and reposition electrical connectors as necessary.

  10. Using the J-39194 - C  Heated Oxygen Sensor Remover/Installer, remove the heated oxygen sensor (1).
  11. GM5310876

    Catalytic Converter Brace Bolt (1) - Remove

  12. GM5750845

    Engine Mount Nut (1) - Remove

  13. Engine Mount Bolt (2) - Remove and DISCARD [2x]
  14. Raise and support the vehicle. Lifting and Jacking the Vehicle
  15. GM5397986

    Front Bumper Fascia Center Air Deflector Bolt (1) - Remove [5x]

  16. Front Bumper Fascia Center Air Deflector Retainer (2) - Remove [2x]
  17. GM5397993

    Front Wheelhouse Liner Bolt (1) - Remove

  18. Engine Front Splash Shield Retainer (2) - Remove
  19. Engine Front Splash Shield Bolt (3) - Remove
  20. GM5398000

    Front Wheelhouse Liner Bolt (3) - Remove

  21. Engine Front Splash Shield Retainer (2) - Remove
  22. Engine Front Splash Shield Bolt (1) - Remove
  23. GM5398001

    Front Compartment Air Deflector Bolt (1) - Remove [6x]

  24. GM5398004

    Front Compartment Air Deflector - (1) Remove

  25. GM5309188

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

  26. GM5571413

    Remove the exhaust muffler (1) from the warm up three-way catalytic converter and position to the left.

  27. Catalytic Converter Gasket (2) - Remove and DISCARD
  28. GM5310881

    Catalytic Converter Brace Bolt (1) - Remove

  29. GM5525783

    Warm Up Three-Way Catalytic Converter (1) - Remove

  30. Catalytic Converter Gasket (2) - Remove and DISCARD
  31. GM5393690

    Exhaust Pipe Clamp (1) - Remove and DISCARD

  32. GM5753072

    Retainer (1) - Unclip

  33. Transmission Fluid Cooler Inlet and Outlet Pipe (2) - Reposition away
  34. GM5591895

    Electrical Connector (1) - Disconnect

    35. CAUTION:

    When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or the crankshaft pulley. Lifting the engine in an unapproved manner may cause component damage.

  35. Position a screw jack and a block of wood under the transmission bell-housing.
  36. Use the screw jack to raise the engine just enough to remove the engine mount.
  37. Engine Mount (2) - Remove
    38. CAUTION:

    Phenolic spacer must be present to prevent galvanic/corrosive reaction and/or excessive temperature conduction between engine mount bracket and engine mount. Replace mount if phenolic spacer is missing or damaged. Failure to ensure phenolic spacer is intact and not damaged can lead to premature failure of engine mount and/or engine mount bracket.

  38. Ensure the phenolic spacer (3) remains in place.
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