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Home >> Chevrolet >> 2004 >> Epica LS >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust >> Repair Instructions >> 3rd Muffler Replacement >> Installation Procedure

Installation Procedure

    Fig 1: View Of Front Muffler Pipe, Nuts And 3rd Muffler Flange
    GM1256179Courtesy of GENERAL MOTORS CORP.
  1. Install the gasket between the 3rd muffler flange and the front muffler pipe flange.
  2. Install the 3rd muffler to the front muffler pipe.
  3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the nuts to secure the front muffler pipe to the 3rd muffler.

    Tighten:  Tighten the front muffler pipe-to-3rd muffler nuts to 30 N.m (22 lb ft)  .

  5. Fig 2: View Of Front Exhaust Pipe, 3rd Muffler And Nuts
    GM1252141Courtesy of GENERAL MOTORS CORP.
  6. Install the gasket between the front exhaust pipe flange and the 3rd muffler flange.
  7. Install the front exhaust pipe to the 3rd muffler using the nuts.

    Tighten:  Tighten the front exhaust pipe-to-3rd muffler nuts to 30 N.m (22 lb ft)  .