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Installation Procedure

    Fig 1: Front Exhaust Pipe Components
    GM2208035Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  1. Install the front exhaust pipe nuts (2) and NEW gasket (1), to the rear muffler pipe and tighten to 18 N.m (13 lb ft).
    2. Fig 2: Lower Catalytic Converter, Nuts And Gasket
    GM2208056Courtesy of GENERAL MOTORS COMPANY
  2. Install the nuts (1) of the front exhaust pipe to the lower catalytic converter and tighten to 25 N.m (18 lb ft).
    3. Fig 3: Front Exhaust Pipe Hanger Bracket And Bolts
    GM2208038Courtesy of GENERAL MOTORS COMPANY
  3. Install the bolts (1) to the front exhaust pipe hanger bracket (2) and tighten to 60 N.m (44 lb ft).
  4. Connect the oxygen sensor electrical sensors.
  5. Inspect the exhaust system for leaks.
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