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Home › Pontiac › 2004 › Aztek Base, FWD › Repair and Diagnosis › Engine Mechanical › Engine Exhaust System › Repair Instructions › Exhaust Crossover Pipe Replacement (LY7) › Installation Procedure

Installation Procedure

    Fig 1: Locating Exhaust Crossover Pipe To Left Bank Exhaust Manifold Nuts
    GM1395470Courtesy of GENERAL MOTORS CORP.
  1. Install the exhaust crossover pipe.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Loosely install the exhaust crossover pipe nuts (3, 5) and bolt (4).

    Tighten:  Tighten the exhaust crossover pipe nuts (3, 5) to 34 N.m (25 lb ft).

  3. Install the exhaust crossover pipe bolt (4).

    Tighten:  Tighten the exhaust crossover pipe bolt (4) to 34 N.m (25 lb ft).

  4. Install the powertrain engine, transmission, and frame assembly to the vehicle. Refer to Engine Replacement in Engine Mechanical - 3.6L (LY7).
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