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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1679 (Engine Exhaust System) >> Repair Instructions >> Catalytic Converter Heat Shield Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.
    NOTE: Refer to Catalytic Converter Movement Notice in Cautions and Notices.
  2. Support the exhaust system.
  3. Remove the catalytic converter. Refer to CATALYTIC CONVERTER REPLACEMENT (3.1L)  or CATALYTIC CONVERTER REPLACEMENT (3.8L)  .
  4. Remove the oxygen sensor wiring harness (3) from the catalytic converter heat shield.
    Fig 1: Removing Oxygen Sensor Wiring Harness
    G01969228Courtesy of GENERAL MOTORS CORP.
  5. Remove the catalytic converter heat shield rivets.
  6. Remove the catalytic converter heat shield.
    Fig 2: Removing Catalytic Converter Heat Shield
    G01969229Courtesy of GENERAL MOTORS CORP.
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