GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Engine 🢒 Engine Exhaust 🢒 Catalytic Converter Heat Shield Replacement

Removal Procedure

    Object Number: 195267 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

    2. Caution: Refer to Catalytic Converter Movement Caution in the Preface section.

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

    5. Object Number: 289490 Size: SH
  5. Remove the catalytic converter heat shield rivets.
  6. Remove the catalytic converter heat shield.

Installation Procedure

    Object Number: 289491 Size: SH
  1. Install the catalytic converter heat shield.
  2. Install the converter heat shield rivets.

    3. Object Number: 195267 Size: SH
  3. Install the oxygen sensor wiring harness (3) to the catalytic converter heat shield.
  4. Install the catalytic converter. Refer to Catalytic Converter Replacement.
  5. Remove the support from the exhaust system.
  6. Inspect the exhaust system for leaks and underbody contact.
  7. Lower the vehicle.