Installation Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Install the catalytic converter heat shield.

Fig 1: Installing Catalytic Converter Heat Shield
Courtesy of GENERAL MOTORS CORP.
Install the converter heat shield rivets.
Install the oxygen sensor wiring harness (3) to the catalytic converter heat shield.

Fig 2: Installing Oxygen Sensor Wiring Harness
Courtesy of GENERAL MOTORS CORP.
Install the catalytic converter. Refer to CATALYTIC CONVERTER REPLACEMENT (3.1L) or CATALYTIC CONVERTER REPLACEMENT (3.8L) .
Remove the support from the exhaust system.
Inspect the exhaust system for leaks and underbody contact.
Lower the vehicle.