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Home >> Buick >> 2021 >> Envision Essence, FWD >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Repair Instructions >> Catalytic Converter Heat Shield Replacement - Lower >> Removal Procedure

Removal Procedure

WARNING:

In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.

WARNING:

Avoid contact with HOT components. Wear safety glasses and protective gloves to avoid personal injury.

  1. GM5168474Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Heat Shield-Upper (1) - Remove - Catalytic Converter Heat Shield Replacement - Upper 

  2. GM5339533Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Heat Shield Nut (1) - Remove

  3. Catalytic Converter Heat Shield Bolt (2) - Remove
  4. GM5339536Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Heat Shield Bolt (1) - Remove [2x]

  5. GM5339541Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Heat Shield-Lower (1) - Remove