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Home >> Pontiac >> 2007 >> Solstice Base, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Catalytic Converter Replacement (LE5) >> Installation Procedure

Installation Procedure

    Fig 1: Catalytic Converter
    GM1592527Courtesy of GENERAL MOTORS CORP.
  1. Install the catalytic converter along with a NEW gasket (2) to the exhaust manifold.
    2. Fig 2: 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: Catalytic Converter
    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: Exhaust Heat Shield
    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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