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Exhaust Manifold Removal

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Exhaust Manifold Heat Shield
    GM1877290Courtesy of GENERAL MOTORS CORP.
  1. Remove the exhaust manifold heat shield.
    2. Fig 2: View Of Block Heater
    GM825111Courtesy of GENERAL MOTORS CORP.
  2. Remove the block heater if equipped.
    3. Fig 3: View Of Oxygen Sensor
    GM1877291Courtesy of GENERAL MOTORS CORP.
  3. Remove the oxygen sensor.
    4. Fig 4: View Of Exhaust Manifold And Catalytic Converter Assembly
    GM1179623Courtesy of GENERAL MOTORS CORP.
  4. Remove and discard the exhaust manifold to cylinder head retaining nuts.
  5. Remove the exhaust manifold and catalytic converter assembly.
  6. Clean all of the sealing surfaces.
  7. If the exhaust manifold and catalytic converter assembly is being replaced, transfer the following parts:
    • The exhaust manifold heat shield
    • The oxygen sensor
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