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Home >> Buick >> 2017 >> Encore Base >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Repair Instructions >> Catalytic Converter Replacement (LE2) >> Removal Procedure
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Removal Procedure

WARNING:

Refer to Exhaust Service Warning .

  1. Disconnect Heated Oxygen Sensor Replacement - Sensor 1
  2. Remove Catalytic Converter Brace Bracket - Upper - Catalytic Converter Brace Bracket Replacement (Lower LE2) Catalytic Converter Brace Bracket Replacement (Upper LE2) 
  3. Disconnect Catalytic Converter Brace Bracket - Lower @Catalytic Converter - Catalytic Converter Brace Bracket Replacement (Lower LE2) Catalytic Converter Brace Bracket Replacement (Upper LE2) 
  4. Disconnect Exhaust Front Pipe@Catalytic Converter- Exhaust Front Pipe Replacement (LE2) 
  5. Fig 1: Catalytic Converter
    GM4109953Courtesy of GENERAL MOTORS COMPANY
  6. Remove Catalytic Converter Clamp (1) and DISCARD
  7. Remove Catalytic Converter Gasket (2) and DISCARD
  8. Remove Catalytic Converter (3)