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Home >> Oldsmobile >> 2004 >> Bravada AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Muffler Replacement >> Installation Procedure
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Installation Procedure

  1. Install the new muffler to the tail pipe.
    2. Fig 1: Locating Exhaust Hangers
    GM753688Courtesy of GENERAL MOTORS CORP.
  2. Attach the muffler and tail pipe to the hanger insulators.
    3. Fig 2: Exhaust Pipe To Muffler Joint
    GM753687Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the muffler to the catalytic converter and secure with the nuts.

    Tighten:  Tighten the nuts to 45 N.m (33 lb ft).

  4. Loosely install the clamp to secure the muffler to the tail pipe.
  5. Align the tail pipe in the proper position.

    Tighten:  Tighten the clamp nuts to 50 N.m (37 lb ft).

  6. Inspect the exhaust system for leaks and underbody contact.
  7. Install the frame brace. Refer to Frame Brace Replacement (TrailBlazer, Envoy, Bravada) or Frame Brace Replacement (TrailBlazer EXT, Envoy XL) in Frame and Underbody.
  8. Lower the vehicle.
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