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Home >> Buick >> 2003 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Catalytic Converter Heat Shield Replacement >> Removal Procedure

Removal Procedure

CAUTION: In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.
CAUTION: Refer to PROTECTIVE GOGGLES & GLOVE CAUTION .
  1. Remove the exhaust system. Refer to EXHAUST SYSTEM REPLACEMENT  .
    CAUTION: Eye protection must be worn when drilling rivets to reduce the chance of personal injury.
  2. Drill through the center of the heat shield rivets.
  3. Remove the heat shield (2) from the floor panel in the following order:
    1. 3.1 Pull downward on the heat shield (2) in order to disengage from the retaining stud (1).
    2. 3.2 Slide the heat shield (2) to the left, out from under the oxygen sensor wiring harness heat shield.
      Fig 1: Removing Heat Shield From Floor Panel
      G01542766Courtesy of GENERAL MOTORS CORP.
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