Exhaust Manifold Replacement - Left Side

Exhaust Manifold Replacement - Left Side (LY7 or LCS) (3.6L)

Removal Procedure




1. Remove the left side catalytic converter. Refer to Catalytic Converter Replacement - Left Side (LZ4) (Catalytic Converter Replacement - Left Side)Catalytic Converter Replacement - Left Side (LY7 ) (Catalytic Converter Replacement - Left Side)Catalytic Converter Replacement - Left Side (LCS) (Catalytic Converter Replacement - Left Side).
2. Remove the heated oxygen sensors (HO2S). Refer to Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 (Service and Repair).
3. Remove the oil level indicator and tube. Refer to Oil Level Indicator Tube Replacement (Service and Repair).
4. Lower vehicle.
5. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (LY7 or LCS) (Service and Repair)Exhaust Manifold Heat Shield Replacement - Left Side (LZ4) (Service and Repair).
6. Remove the left side exhaust manifold bolts (1).
7. Raise the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
8. Remove the left side exhaust manifold and gasket.

Installation Procedure




1. Install the left side exhaust manifold and a NEW exhaust manifold gasket onto the cylinder.
2. Lower the vehicle.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the exhaust manifold bolts and tighten to 20 Nm (15 lb ft).
4. Install the HO2S. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (Service and Repair).
5. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (LY7 or LCS) (Service and Repair)Exhaust Manifold Heat Shield Replacement - Left Side (LZ4) (Service and Repair).
6. Install the left side catalytic converter. Refer to Catalytic Converter Replacement - Left Side (LZ4) (Catalytic Converter Replacement - Left Side)Catalytic Converter Replacement - Left Side (LY7 ) (Catalytic Converter Replacement - Left Side)Catalytic Converter Replacement - Left Side (LCS) (Catalytic Converter Replacement - Left Side).
7. Install the oil level indicator and tube. Refer to Oil Level Indicator Tube Replacement (Service and Repair).