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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 655 (Engine Mechanical - 5.7L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm Cover Replacement-Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the right fuel rail cover.
    Fig 1: Removing Right Fuel Rail Cover
    G01970458Courtesy of GENERAL MOTORS CORP.
  2. Remove the secondary air injection (AIR) hose clamp.
  3. Remove the AIR hose (1) from the check valve.
    Fig 2: Removing AIR Hose From Check Valve
    G01970459Courtesy of GENERAL MOTORS CORP.
  4. Remove the AIR pipe bolts at the exhaust manifold.
    Fig 3: Removing AIR Pipe Bolts At Exhaust Manifold
    G01970460Courtesy of GENERAL MOTORS CORP.
  5. Loosen, DO NOT remove the AIR pipe bolt at the rear of the left cylinder head.
  6. Slide the AIR pipe up and out from behind the bolt.
  7. Reposition the AIR pipe.
  8. Remove the AIR pipe gasket from the exhaust manifold.
    Fig 4: Removing AIR Pipe Gasket From Exhaust Manifold
    G01970461Courtesy of GENERAL MOTORS CORP.
  9. Remove the throttle position (TP) sensor harness clip from the positive crankcase ventilation (PCV) tube.
  10. Remove the PCV tube from the throttle body and rocker arm cover.
    Fig 5: Removing PCV Tube From Throttle Body And Rocker Arm Cover
    G01970462Courtesy of GENERAL MOTORS CORP.
  11. If equipped with the regular production option (RPO) LS1 engine, remove the PCV valve pipe strap nut.
  12. Remove the PCV valve pipe from the right rocker arm cover and intake manifold.
    Fig 6: Removing PCV Valve Pipe
    G01970463Courtesy of GENERAL MOTORS CORP.
  13. Disconnect the spark plug wires from the ignition coils.
    Fig 7: Disconnecting Spark Plug Wires From Ignition Coils
    G01970464Courtesy of GENERAL MOTORS CORP.
    • Twist the spark plug wire boot 1/2 turn.
    • Pull only on the boot in order to remove the wire from the ignition coil.
  14. Disconnect the ignition coil wire harness main electrical connector.
  15. Remove the ignition coil bracket studs.
  16. Remove the ignition coil bracket.
    Fig 8: Removing Ignition Coil Bracket
    G01970465Courtesy of GENERAL MOTORS CORP.
  17. Loosen the valve rocker arm cover bolts.
  18. Remove the valve rocker arm cover.
    Fig 9: Removing Valve Rocker Arm Cover
    G01970466Courtesy of GENERAL MOTORS CORP.
  19. Remove the gasket (1) from the rocker cover. Discard the OLD gasket.
    Fig 10: Removing Gasket From Rocker Cover
    G01970467Courtesy of GENERAL MOTORS CORP.
  20. Remove the oil fill cap from the oil fill tube.
    Fig 11: Removing Oil Fill Cap From Oil Fill Tube
    G01970468Courtesy of GENERAL MOTORS CORP.
  21. Remove the oil fill tube, if required.
  22. Discard the oil fill tube.
  23. Clean and inspect the valve rocker arm cover. Refer to VALVE ROCKER ARM COVER CLEANING AND INSPECTION .
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