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Home >> Pontiac >> 2002 >> Aztek AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Muffler Replacement >> Removal Procedure
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Removal Procedure

NOTE: To prevent internal damage to the flexible coupling of the catalytic converter assembly, the converter must be supported. The vertical movement at the rear of the catalytic converter assembly must not exceed 6 degrees up or down
  1. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Use a utility stand in order to support the catalytic converter.
  3. Remove the catalytic converter bolts.
  4. Remove the catalytic converter gasket.
    Fig 1: Removing Catalytic Converter Gasket & Bolts
    G01747758Courtesy of GENERAL MOTORS CORP.
  5. Remove the exhaust hanger insulators from the muffler.
  6. If the vehicle is equipped with All-Wheel-Drive (AWD) use a utility stand in order to support and lower the crossmember. Refer to CROSSMEMBER .
  7. Remove the muffler towards the front of the vehicle.
  8. Clean the catalytic converter flange and the muffler flange.
    Fig 2: Removing Muffler
    G01747759Courtesy of GENERAL MOTORS CORP.