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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 747 (Engine Exhaust System) >> Repair Instructions >> Exhaust Seal Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and suitably support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.

    Important:  Use caution handling the pipe that contains an oxygen sensor. Do not cut the wire. For removal or repositioning disconnect the connector.

  2. Remove the exhaust front pipe nuts from the exhaust manifold studs.

    Important:  Suitably support the exhaust system where hangers are removed.

  3. Fig 1: Removing Exhaust Front Pipe Nuts
    G01820733Courtesy of GENERAL MOTORS CORP.
  4. In order to remove the exhaust seal disconnect any hangers necessary to reposition the exhaust system.
  5. Reposition the exhaust system.
  6. Remove the exhaust manifold pipe gasket.
    Fig 2: Remove Exhaust Manifold Pipe Gasket
    G01820734Courtesy of GENERAL MOTORS CORP.