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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 599 (Engine Mechanical - 3.8L (Unit Repair)) >> Repair Instructions >> Exhaust Manifold Removal - Right (W with NC8)

Exhaust Manifold Removal - Right (W with NC8)

WARNING: This page is about a different car, the 2002 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the EGR inlet pipe from the exhaust manifold.
  2. Remove the EGR mounting bracket bolts.
  3. Remove the EGR mounting bracket.
    Fig 1: EGR Inlet Pipe From The Exhaust Manifold
    G01764456Courtesy of GENERAL MOTORS CORP.
  4. Remove air injection pipe assembly nuts.
  5. Remove air injection pipe.
    Fig 2: Air Injection Pipe Assembly Nuts
    G01764457Courtesy of GENERAL MOTORS CORP.
  6. Remove the heated oxygen sensor lead.
  7. Remove the heated oxygen sensor.
    Fig 3: Heated Oxygen Sensor Lead
    G01764458Courtesy of GENERAL MOTORS CORP.
  8. Remove vacuum solenoid bolt.
  9. Remove vacuum solenoid and lines.
    Fig 4: Vacuum Solenoid And Lines
    G01764459Courtesy of GENERAL MOTORS CORP.
  10. Remove Air Injection check valve bolts (1, 2).
  11. Remove air injection check valve.
    Fig 5: Air Injection Check Valve And Bolts
    G01764460Courtesy of GENERAL MOTORS CORP.
  12. Remove the fuel injector sight shield mounting bracket nuts.
  13. Remove the fuel injector sight shield mounting bracket.
    Fig 6: Fuel Injector Sight Shield Mounting Bracket And Nuts
    G01764461Courtesy of GENERAL MOTORS CORP.
  14. Remove the right engine lift hook nut and bolt.
  15. Remove the right engine lift hook bracket.
    Fig 7: Right Engine Lift Hook Nut And Bolt
    G01764462Courtesy of GENERAL MOTORS CORP.
  16. Remove the upper right exhaust manifold heat shield.
    Fig 8: Upper Right Exhaust Manifold Heat Shield
    G01764463Courtesy of GENERAL MOTORS CORP.
  17. Remove the lower right exhaust manifold heat shield.
  18. Remove the right side spark plugs.
    Fig 9: Lower Right Exhaust Manifold Heat Shield
    G01764464Courtesy of GENERAL MOTORS CORP.
  19. Remove the exhaust manifold studs.
  20. Remove the exhaust manifold.
  21. Remove the exhaust manifold gasket.
    Fig 10: Exhaust Manifold And Gasket
    G01764465Courtesy of GENERAL MOTORS CORP.
  22. Remove the exhaust manifold studs.
    Fig 11: Exhaust Manifold Studs
    G01764466Courtesy of GENERAL MOTORS CORP.
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