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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 125 (Engine Exhaust System) >> Repair Instructions >> Exhaust System Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Refer to Exhaust Service Warning .

WARNING:

Refer to Protective Goggles and Glove Warning .

NOTE:

Servicing of the mufflers, resonator or pipe requires the replacement of the exhaust system as a complete assembly.

    Fig 1: Identifying Oxygen Sensor Wiring Harness Heat Shield
    GM1665113Courtesy of GENERAL MOTORS COMPANY
  1. Remove the oxygen sensor wiring harness heat shield. Refer to Oxygen Sensor Wiring Harness Heat Shield Replacement .
  2. Remove the connector position assurance (CPA) retainer.
  3. Disconnect the heated oxygen sensor (HO2S) electrical connector.
    4. Fig 2: Identifying HO2S
    GM1670531Courtesy of GENERAL MOTORS COMPANY
  4. Remove the HO2S.
    5. Fig 3: View Of Catalytic Converter, Gasket & Studs
    GM1670482Courtesy of GENERAL MOTORS COMPANY
  5. Remove the catalytic converter to the rear exhaust manifold pipe nuts.
  6. Suitably support the exhaust system.
    7. Fig 4: View Of Exhaust Hanger To Rear Suspension Support Bracket Bolt
    GM1670483Courtesy of GENERAL MOTORS COMPANY
  7. Remove the exhaust hanger to the rear suspension support bracket bolts.
    8. Fig 5: View Of Rear Exhaust Hanger To Hanger Bracket Nuts
    GM1670485Courtesy of GENERAL MOTORS COMPANY
  8. Remove the rear exhaust hanger to hanger bracket nuts.
    9. Fig 6: View Of Rear Exhaust Hanger Bracket To Rear Compartment Side Rail Bolts
    GM1670480Courtesy of GENERAL MOTORS COMPANY
  9. Remove the rear exhaust hanger bracket to the rear compartment side rail bolts.
  10. With the aid of an assistant, lower the exhaust system.
  11. Remove and discard the catalytic converter gasket.
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