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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 238 (Engine Exhaust System) >> Repair Instructions >> Exhaust Seal 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.
    Fig 1: Exhaust Manifold Pipe Gasket
    GM107855Courtesy of GENERAL MOTORS CORP.
  1. Install the exhaust manifold pipe gasket.
    2. Fig 2: Identifying Catalytic Converter Nuts
    GM372621Courtesy of GENERAL MOTORS CORP.
  2. Return the exhaust system to the proper position.
  3. Connect any hangers.
  4. Remove the exhaust system support.
    5. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  5. Install the right exhaust manifold pipe stud nuts to the exhaust manifold pipe studs.

    Tighten:  Tighten the right exhaust manifold pipe stud nuts to 35 N.m (26 lb ft).

  6. Inspect the exhaust system for leaks and underbody contact.
  7. Lower the vehicle.
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