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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1500 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Heat Shield Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air cleaner resonator outlet duct. Refer to AIR CLEANER RESONATOR OUTLET DUCT .
  2. Remove the transmission filler tube stud nut from the A.I.R. adapter and move the filler out of the way.
  3. Remove the oil level indicator tube. Refer to OIL LEVEL INDICATOR AND TUBE REPLACEMENT  .
  4. Remove the oxygen sensor from the exhaust manifold. Refer to OXYGEN SENSORS (4.2L) .
    Fig 1: Removing Transmission Filler Tube Stud Nut From A.I.R. Adapter
    G02131326Courtesy of GENERAL MOTORS CORP.
  5. Remove the 4 manifold heat shield nuts and remove the heat shield.
    Fig 2: Removing Manifold Heat Shield Nuts & Heat Shield
    G02131327Courtesy of GENERAL MOTORS CORP.
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