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Home › Saturn › 2008 › Sky Red Line, Automatic › Repair and Diagnosis › Engine Mechanical › Engine Exhaust System › Repair Instructions › Catalytic Converter Replacement (LE5) › Installation Procedure

Installation Procedure

    Fig 1: View Of Catalytic Converter, Gasket & Nuts
    GM1592527Courtesy of GENERAL MOTORS CORP.
  1. Install the catalytic converter along with a NEW gasket (2) to the exhaust manifold.
    2. Fig 2: View Of Catalytic Converter To Muffler Nut
    GM1593749Courtesy of GENERAL MOTORS CORP.
  2. Position and join the exhaust pipe to the catalytic converter studs.
  3. Loosely install the catalytic converter to muffler nuts.
    4. Fig 3: Catalytic Converter-To-Catalytic Converter Brace Bracket Bolt
    GM1592529Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  4. Install the catalytic converter to catalytic converter brace bracket bolt.

    Tighten: 

    • Tighten the catalytic converter to muffler nuts to 17 N.m (13 lb ft).
    • Tighten the catalytic converter to catalytic converter brace bracket bolt to 50 N.m (37 lb ft).

  5. Lower the vehicle
    6. Fig 4: Identifying CPA Retainer & HO2S Electrical Connector
    GM1592538Courtesy of GENERAL MOTORS CORP.
  6. Connect the engine wiring harness electrical connector (3) to the position 2 HO2S.
  7. Install the CPA retainer.
    8. Fig 5: View Of Catalytic Converter, Gasket & Nuts
    GM1592527Courtesy of GENERAL MOTORS CORP.
  8. Install the catalytic converter to exhaust manifold nuts (1).

    Tighten:  Tighten the nuts to 50 N.m (37 lb ft).

    9. Fig 6: View Of Exhaust Heat Shield & Bolts
    GM1593131Courtesy of GENERAL MOTORS CORP.
  9. Install the exhaust manifold heat shield and bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  10. Close the hood.
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