Installation Procedure

2004 Oldsmobile Bravada RWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Catalytic Converter (6.6L Engine)
    GM1284307Courtesy of GENERAL MOTORS CORP.
  1. If equipped with a 6.6L engine, install the catalytic converter.
  2. Apply water based lubricant to the exhaust pipe hanger bracket, in order to aid in installation.
  3. Slide the catalytic converter hanger into the exhaust pipe hanger bracket.
  4. Fig 2: Exhaust Muffler Nuts (6.0L, 6.6L, and 8.1L Engines)
    GM694338Courtesy of GENERAL MOTORS CORP.
  5. If equipped with the 6.6L engine, install the exhaust muffler nuts until snug.
  6. Fig 3: View Of Turbocharger Exhaust Pipe & Clamp
    GM668379Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.