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Home >> Saturn >> 2004 >> Ion Red Line >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Heat Shield Replacement >> Removal Procedure

Removal Procedure

NOTE: Do not over-flex or damage the flex decoupler joint when moving the flex decoupler joint from the normal mounting position. The flex decoupler joint will flex a maximum of six degrees which is equivalent to the pipes connected at the joint which move 1 inch for each foot length of pipe. A three foot pipe would move a maximum of three inches.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Separate the post catalytic converter HO2S wiring (1) from the exhaust heat shield.
    3. Fig 1: Identifying Post Catalytic Converter HO2S Wiring
    GM889722Courtesy of GENERAL MOTORS CORP.
  3. Remove the catalytic converter pipe from the vehicle, to access the center rivet on the exhaust heat shield. Refer to Catalytic Converter Replacement (LSJ)  or Catalytic Converter Replacement (L61) .
  4. Release the exhaust extension pipe forward insulators from the underbody hangers, and support the extension pipe.
  5. Remove the exhaust heat shield retaining nut.
  6. Drill out and remove the heat shield retaining rivets.
  7. Remove the heat shield from the vehicle.
    8. Fig 2: View Of Exhaust Heat Shield
    GM878833Courtesy of GENERAL MOTORS CORP.
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