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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 238 (Engine Exhaust System) >> Repair Instructions >> Muffler Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the muffler and exhaust pipes over the rear axle and towards the rear of the vehicle.
    2. Fig 1: Locating Exhaust Hanger Insulators
    GM260060Courtesy of GENERAL MOTORS CORP.
  2. Install the exhaust hanger insulators to the exhaust pipes.
  3. Install rear crossover. AWD models refer to Crossmember Replacement in Frame and Underbody.
    4. Fig 2: View Of Catalytic Converter Bolts
    GM739224Courtesy of GENERAL MOTORS CORP.
  4. Install a new catalytic converter gasket.
    5. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the catalytic converter bolts.

    Tighten:  Tighten the catalytic converter bolts to 34 N.m (25 lb ft).

  6. Lower the vehicle.
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