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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1093 (Engine Exhaust System) >> Repair Instructions >> Catalytic Converter Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Catalytic Converter Bolts
    GM739224Courtesy of GENERAL MOTORS CORP.
  1. Position and support the catalytic converter under the vehicle.
  2. Install a new catalytic converter gasket.
  3. Install the catalytic converter bolts. Do not tighten the bolts.
    4. Fig 2: Exhaust Manifold Pipe Stud
    GM260064Courtesy of GENERAL MOTORS CORP.
  4. Install a new catalytic converter seal.
    5. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the catalytic converter nuts.

    Tighten: 

    1. Tighten the catalytic converter nuts to 34 N.m (25 lb ft).
    2. Tighten the catalytic converter bolts to 45 N.m (33 lb ft).

  6. Install the oxygen sensor. Refer to Heated Oxygen Sensor Replacement - Position 2 in Engine Controls - 3.4L.
  7. Lower the vehicle.
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