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Home >> Buick >> 2017 >> Envision Base >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Repair Instructions >> Exhaust Front Pipe Replacement (LCV) >> Installation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Installation Procedure

    Fig 1: Catalytic Converter Nut, Catalytic Converter Gasket And Exhaust Front Pipe
    GM4329066Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Install a NEW catalytic converter gasket.

  1. Install Catalytic Converter Gasket (4)
  2. Install Exhaust Front Pipe (3)
    3. CAUTION:

    Refer to Fastener Caution .

  3. Install Catalytic Converter Nut (2) and tighten 22 N.m (16 lb ft)
  4. Install Exhaust Front Pipe Bracket Bolt (1) and tighten 22 N.m (16 lb ft)
  5. Connect Heated Oxygen Sensor Electrical Connector-Sensor 2 Heated Oxygen Sensor Replacement - Sensor 2
    6. Fig 2: Exhaust Front Pipe Nut, Exhaust Muffler Assembly And Exhaust Gasket
    GM4674598Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Install a NEW gasket.

  6. Install Exhaust Gasket (3)
  7. Connect Exhaust Muffler Assembly (2)
  8. Install Exhaust Front Pipe Nut (1) and tighten 22 N.m (16 lb ft)
  9. Install Exhaust Pipe Front Hanger Bracket Exhaust Pipe Front Hanger Bracket Replacement 
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