CTS Wagon RWD V6-3.6L (2010)
3. Install the catalytic converter to the exhaust manifold.
4. Partially install the catalytic converter nuts to the exhaust manifold.
5. Connect the oxygen sensor electrical connector.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
Note: Inspect the catalytic converter seals. Replace the seals if they are worn or damaged.
6. Install the exhaust pipe to the left and the right side catalytic converters and tighten to 17 Nm (13 lb ft).
7. Lower the vehicle.
8. Tighten the catalytic converter to exhaust manifold nuts to 50 Nm (37 lb ft).
9. Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (LLT) (See: Heat Shield/Service and
Repair/Exhaust Manifold Heat Shield Replacement - Left Side)Exhaust Manifold Heat Shield Replacement - Left Side (LSA) (See: Heat
Shield/Service and Repair/Exhaust Manifold Heat Shield Replacement - Left Side).
10. Inspect the exhaust system for leaks.
