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Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Muffler Replacement >> Installation Procedure
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Installation Procedure

  1. Install the muffler over the rear axle and towards the rear of the vehicle.
  2. Fig 1: Locating Exhaust Hanger Insulators
    GM260060Courtesy of GENERAL MOTORS CORP.
  3. Install the exhaust hanger insulators to the muffler.
  4. If the vehicle is equipped with AWD, use the utility stand to raise and install the crossmember. Refer to Crossmember Replacement - Rear Suspension in Frame and Underbody.
  5. Fig 2: View Of Catalytic Converter Bolts
    GM739224Courtesy of GENERAL MOTORS CORP.
  6. Install a new catalytic converter gasket.
  7. NOTE: Refer to Fastener Notice in Cautions and Notices.
  8. Install the catalytic converter bolts.

    Tighten:  Tighten the catalytic converter bolts to 45 N.m (33 lb ft).

  9. Lower the vehicle.