2002 Chevrolet Venture PlusFACTORY OEM SERVICE PROCEDURE

Removal Procedure

  1. Remove the windshield wiper motor cover. Refer to WIPER MODULE COVER REPLACEMENT .
  2. Remove the throttle body air inlet duct.
  3. Remove the accelerator cable bracket from the throttle body. Refer to ACCELERATOR CONTROLS CABLE BRACKET .
  4. Rotate the engine for service access. Refer to ROTATING THE ENGINE FOR SERVICE ACCESS .
  5. Remove the manifold air pressure (MAP) sensor. Refer to MANIFOLD ABSOLUTE PRESSURE SENSOR .
    Fig 1: Removing Exhaust Crossover Pipe Heat Shield & Bolts (Right)
    G01829680Courtesy of GENERAL MOTORS CORP.
  6. Remove the exhaust gas recirculation (EGR) valve. Refer to EGR VALVE .
  7. Remove the ignition module and the ignition coils with the bracket.
  8. Remove the spark plug wires from the engine right bank spark plugs.
  9. Disconnect the oxygen sensor electrical connector.
  10. Remove the evaporative emissions (EVAP) solenoid bracket.
  11. Remove the exhaust crossover pipe nuts/studs from the engine right bank exhaust manifold. Refer to Exhaust Crossover Pipe Replacement .
  12. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  13. Remove the catalytic converter. Refer to Catalytic Converter Replacement .
  14. Remove the exhaust manifold heat shield bolts.
  15. Remove the exhaust manifold heat shields.
  16. Remove the exhaust manifold nuts.
  17. Remove the exhaust manifold.
  18. Remove the exhaust manifold gasket.
  19. Lower the vehicle.
  20. Clean the engine right side exhaust manifold sealing surfaces and the cylinder head sealing surfaces.
  21. If you are REPLACING the engine right side exhaust manifold, remove the Exhaust Gas Recirculation (EGR) valve pipe.
  22. If you are REPLACING the engine right side exhaust manifold, remove the Heated Oxygen Sensor (HO2S). Refer to HEATED OXYGEN SENSOR .
    Fig 2: Removing Exhaust Manifold, Gasket & Nuts (Right)
    G01829681Courtesy of GENERAL MOTORS CORP.
Factory Service Tools

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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.

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