buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Catalyst Shield|Service and Repair|Page 4978 > < Coolant Pump Manifold Replacement|Page 4972
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Catalyst Shield: Service and Repair

Catalytic Converter Heat Shield Replacement

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle  (See: Maintenance/Vehicle Lifting/Service and Repair).

Notice:  Refer to Catalytic Converter Movement Notice  (See: Service Precautions/Catalytic Converter Movement Notice).

2. Support the exhaust system.
3. Remove the catalytic converter. Refer to Catalytic Converter Replacement  (See: Service and Repair).
4. Remove the oxygen sensor wiring harness (3) from the catalytic converter heat shield.

5. Remove the catalytic converter heat shield rivets.
6. Remove the catalytic converter heat shield.

Installation Procedure

1. Install the catalytic converter heat shield.
2. Install the converter heat shield rivets.

Catalyst Shield|Service and Repair|Page 4978 > < Coolant Pump Manifold Replacement|Page 4972