Catalytic Converter Replacement - Right Side

Catalytic Converter Replacement - Right Side (LY7) (3.6L)

Removal Procedure
Warning: Refer to Exhaust Service Warning (Service Precautions)

Warning: Refer to Protective Goggles and Glove Warning (Protective Goggles and Glove Warning)





1. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LY7) (Exhaust Manifold Heat Shield Replacement - Right Side).
2. Remove the catalytic converter to exhaust manifold nuts (1).
3. Remove the bank 1 sensor 2 heated oxygen sensor (HO2S). Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 (Service and Repair).




4. Remove the left catalytic converter (3) to right catalytic converter (1) nuts (2).




5. Remove the exhaust pipe to right catalytic converter nuts.




6. Remove the catalytic converter from the vehicle.
7. Remove and discard the catalytic converter to exhaust manifold gasket (1).
8. Remove and discard the left catalytic converter to right catalytic converter gasket (2).

Installation Procedure




1. Install a NEW catalytic converter to exhaust manifold gasket (1) onto the catalytic converter.
2. Install the catalytic converter to the vehicle.
3. Install a NEW left catalytic converter to right catalytic converter gasket (2) between the converters.





Caution: Refer to Fastener Caution (Fastener Caution).

4. Install the left catalytic converter to right catalytic converter nuts and tighten to 25 Nm (18 lb ft).




5. Install the exhaust pipe to right catalytic converter nuts and tighten to 25 Nm (18 lb ft).
6. Install the bank 1 sensor 2 HO2S. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 (Service and Repair).




7. Install the catalytic converter to exhaust manifold nuts (1) and tighten to 45 Nm (33 lb ft).
8. Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LY7) (Exhaust Manifold Heat Shield Replacement - Right Side).