CTS Wagon RWD V6-3.6L (2010)
3. Install the catalytic converter to the exhaust manifold.
4. Partially install the catalytic converter to exhaust manifold nuts.
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 seal. Replace the seal if it is worn or damaged.
6. Install the exhaust pipes and nuts to the left and right side catalytic converters and tighten to 17 Nm (13 lb ft).
7. Lower the vehicle.
8. Tighten the catalytic converter nuts to 50 Nm (37 lb ft).
9. Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side (LLT) (See: Heat Shield/Service and
Repair/Exhaust Manifold Heat Shield Replacement - Right Side)Exhaust Manifold Heat Shield Replacement - Right Side (LSA) (See: Heat
Shield/Service and Repair/Exhaust Manifold Heat Shield Replacement - Right Side).
10. Inspect the exhaust system for leaks.
