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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1468 (Engine Exhaust System) >> Repair Instructions >> Exhaust Hanger Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the heated oxygen sensor (H2OS) electrical connector.
  3. Remove the nuts that secure the catalytic converter pipe to the exhaust manifold.
  4. Discard the old exhaust seal. Do NOT reuse the seal.
  5. Remove the nuts that secure the catalytic converter pipe to the muffler.
    6. Fig 1: Removing/Installing Exhaust Hanger From Transmission Mount
    GM1338720Courtesy of GENERAL MOTORS CORP.
  6. Remove the bolt securing the exhaust hanger to the transmission mount.
  7. Remove the transmission mount.
  8. Remove the catalytic converter and exhaust hanger assembly from the vehicle.
    9. Fig 2: Removing/Installing Exhaust Hanger From Catalytic Converter Pipe
    GM1338721Courtesy of GENERAL MOTORS CORP.
  9. Remove the exhaust hanger from the catalytic converter.
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