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Home >> Buick >> 2013 >> Encore Leather, AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Front Pipe Replacement (2H0, LUV) >> Removal Procedure

Removal Procedure

    WARNING:

    Refer to Exhaust Service Warning .

    WARNING:

    Refer to Protective Goggles and Glove Warning .

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the heated oxygen sensor - position 2 from the exhaust front pipe.
    3. Fig 1: Catalytic Converter And Exhaust Front Pipe
    GM2885882Courtesy of GENERAL MOTORS COMPANY
  3. Remove the 2 fasteners (4) securing the warm up 3 way catalytic converter (3) to the exhaust front pipe (5).
  4. Discard the exhaust front pipe gasket (2).
    5. Fig 2: Catalytic Converter
    GM2192214Courtesy of GENERAL MOTORS COMPANY
  5. Remove the 3 fasteners (2) securing the exhaust front pipe (3) to the catalytic converter.
  6. Discard the exhaust front pipe gasket (1).
  7. Remove the exhaust front pipe (3).
  8. If you are replacing the exhaust front pipe, transfer the heated oxygen sensor.
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