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Home >> Chevrolet >> 2020 >> Spark LT, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Repair Instructions >> Catalytic Converter Replacement (L5Q) >> Removal Procedure

Removal Procedure

  1. Open the hood.
  2. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the exhaust muffler. Refer to Exhaust Muffler Replacement (L5Q) , and Exhaust Muffler Replacement (LV7) .
  5. Remove the front compartment insulator. Refer to Front Compartment Insulator Replacement .
  6. GM4037636Courtesy of GENERAL MOTORS COMPANY

    Remove the catalytic converter mounting nut (1).

  7. GM4037637Courtesy of GENERAL MOTORS COMPANY

    Loosen the catalytic converter bracket bolts (1).

  8. Lower the vehicle.
  9. GM4037639Courtesy of GENERAL MOTORS COMPANY

    Disconnect the heated oxygen sensor 1 connector.

  10. GM4037641Courtesy of GENERAL MOTORS COMPANY

    Remove the catalytic converter heat shield bolts (1) and remove the catalytic converter heat shield.

  11. GM4037643Courtesy of GENERAL MOTORS COMPANY

    Remove the catalytic converter nuts (1).

  12. Remove the catalytic converter (2) and gasket.
  13. GM4255250Courtesy of GENERAL MOTORS COMPANY

    Remove the lower right side stud bolt (1) from the cylinder head assembly.

  14. GM4255252Courtesy of GENERAL MOTORS COMPANY

    Remove the catalytic converter from the vehicle.