Exhaust Manifold Replacement - Left Side

Exhaust Manifold Replacement - Left Side (LY7 - Gas, 6 Cylinder, 3.6L, SFI, V6)

Removal Procedure
Caution: Refer to Exhaust Service Caution (Service Precautions) .
Caution: Refer to Protective Goggles and Glove Caution (Protective Goggles and Glove Warning) .

1. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (LY7 - Gas, 6 Cylinder, 3.6L, SFI, V6) (Exhaust Manifold Heat Shield Replacement - Left Side)Exhaust Manifold Heat Shield Replacement - Left Side (V8 w/LHD) (Exhaust Manifold Heat Shield Replacement - Left Side (V8 w/LHD)) .
2. Remove the oil level indicator. Refer to Oil Level Indicator and Tube Replacement (Service and Repair) .




3. Remove the catalytic converter nuts.




4. Remove the exhaust manifold bolts.

Important: Do not reuse the gasket.


5. Remove the exhaust manifold and discard the exhaust manifold gasket.
6. Clean and inspect the exhaust manifold. Refer to Exhaust Manifold Cleaning and Inspection - Left Side (Overhaul) .



Installation Procedure


Important: Inspect the catalytic converter seal/heat shield sealing surface. Replace the seal/heat shield if the sealing surface is worn or damaged.


1. Install the catalytic converter seal/heat shield to the catalytic converter.




2. Install a NEW exhaust manifold gasket to the exhaust manifold.
3. Install the exhaust manifold with the gasket to the catalytic converter and the cylinder head.

Notice: Refer to Fastener Notice (Fastener Notice) .

4. Install the exhaust manifold bolts.

Tighten the exhaust manifold bolts to 20 N.m (15 lb ft).





5. Install the catalytic converter nuts.

Tighten the catalytic converter nuts to 50 N.m (37 lb ft).

6. Install the oil level indicator. Refer to Oil Level Indicator and Tube Replacement (Service and Repair) .
7. Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (LY7 - Gas, 6 Cylinder, 3.6L, SFI, V6) (Exhaust Manifold Heat Shield Replacement - Left Side)Exhaust Manifold Heat Shield Replacement - Left Side (V8 w/LHD) (Exhaust Manifold Heat Shield Replacement - Left Side (V8 w/LHD)) .