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Home >> Buick >> 2009 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 5.3L) >> Repair Instructions - On Vehicle >> Valve Rocker Arm Cover Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Ignition Coil Main Electrical Connectors
    GM1551870Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine sight shield, if required. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Remove the connector position assurance (CPA) retainer (3).
  3. Disconnect the ignition coil main electrical connector (4).
  4. Reposition the engine harness, as necessary.
    5. Fig 2: View Of The Ignition Coil And Bracket Assembly
    GM1411963Courtesy of GENERAL MOTORS CORP.
  5. Remove the spark plug wires (724) from the ignition coils.
    1. Twist each plug wire 1/2 turn.
    2. Pull only on the boot in order to remove the wire from the ignition coil.
  6. Remove the ignition coil bracket bolts (720).
  7. Remove the ignition coil and bracket assembly (719).
    8. Fig 3: View Of Positive Crankcase Ventilation (PCV) Clean Air Tube
    GM1551864Courtesy of GENERAL MOTORS CORP.
  8. Remove the positive crankcase ventilation (PCV) clean air tube from the valve rocker arm cover.
    9. Fig 4: View Of Valve Rocker Arm Cover Bolts And Cover
    GM1411929Courtesy of GENERAL MOTORS CORP.
  9. Remove the valve rocker arm cover bolts and cover.
    10. Fig 5: View Of Valve Rocker Arm Cover Gasket
    GM1272820Courtesy of GENERAL MOTORS CORP.
  10. Remove and discard the old the gasket (504) from the valve rocker arm cover.
  11. Remove the valve rocker arm cover bolt grommets, if cut or damaged.
    12. NOTE: Do not remove the oil fill tube from the rocker cover unless service is required. If the oil fill tube has been removed, install a NEW tube during assembly.
  12. Remove the oil fill cap from the oil fill tube, if necessary.
  13. Remove the oil fill tube, if necessary.
  14. Discard the oil fill tube, if necessary.
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