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Installation Procedure

  1. GM5216333Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Gasket (2) - Install NEW

  2. Catalytic Converter (1) - Install
  3. GM5216311Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Catalytic Converter Nut (1) - Install and tighten [4x] 22 N.m (16 lb ft)

  4. Catalytic Converter Brace Bracket- Upper - Install - Catalytic Converter Brace Bracket Replacement (LTG Upper) Catalytic Converter Brace Bracket Replacement (LTG Lower) 
  5. Raise the vehicle.
  6. Catalytic Converter Brace Bracket- Lower - Install - Catalytic Converter Brace Bracket Replacement (LTG Upper) Catalytic Converter Brace Bracket Replacement (LTG Lower) 
  7. Heated Oxygen Sensor-Sensor 2 - Install - Heated Oxygen Sensor Replacement - Sensor 2
  8. GM5214805Courtesy of GENERAL MOTORS COMPANY

    Exhaust Front Pipe (1) - Install - Exhaust Front Pipe Replacement (LCV) Exhaust Front Pipe Replacement (LTG) 

  9. Lower the vehicle.
  10. Heated Oxygen Sensor-Sensor 1 - Connect - Heated Oxygen Sensor Replacement - Sensor 1 (LCV)Heated Oxygen Sensor Replacement - Sensor 1 (LTG)
  11. Start the engine and check for exhaust leaks.
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