Engine Block Disassemble

2004 Oldsmobile Bravada RWDSECTION Engine Block Disassemble
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the camshaft rear bearing hole plug.
    Fig 1: Removing Camshaft Rear Bearing Hole Plug
    G01500687Courtesy of GENERAL MOTORS CORP.
  2. Remove the rear oil gallery plugs (1, 2, 3).
    Fig 2: Removing Rear Oil Gallery Plugs
    G01500688Courtesy of GENERAL MOTORS CORP.
  3. Remove the front oil gallery plugs (1, 2).
  4. Remove all of the remaining engine block plugs.
    Fig 3: Removing Front Oil Gallery Plugs
    G01500689Courtesy of GENERAL MOTORS CORP.
  5. Remove the knock sensor.
    Fig 4: Removing Knock Sensor
    G01500690Courtesy of GENERAL MOTORS CORP.
  6. Remove the engine oil pressure switch.
    Fig 5: Removing Engine Oil Pressure Switch
    G01500691Courtesy 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.