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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical - 5.3L) >> Repair Instructions - On Vehicle >> Valve Stem Oil Seal and Valve Spring Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Cylinder Head Components
    GM1272854Courtesy of GENERAL MOTORS CORP.
  1. Clean the cylinder head valve spring seat and area.
  2. Install the valve stem oil seal (222).
  3. Install the valve spring (223).
  4. Install the valve spring cap (224).
    5. Fig 2: Using J 38606 & J 5892-D To Remove Valve Spring
    GM218211Courtesy of GENERAL MOTORS CORP.
  5. Compress the valve spring using the J 38606  . See Special Tools .
  6. Install the valve stem keys.
    1. Use grease in order to hold the valve stem keys in place.
    2. Make sure the keys seat properly in the groove of the valve stem.
    3. Using the J 38606  carefully release the valve spring tension, making sure the valve stem keys stay in place. See Special Tools .
    4. Remove the J 38606  . See Special Tools .
    5. Tap the end of the valve stem with a plastic faced hammer to seat the keys, if necessary.
    7. Fig 3: View Of J 22794
    GM65039Courtesy of GENERAL MOTORS CORP.
  7. Remove the compressed air supply from the J 22794  . See Special Tools .
  8. Remove the J 22794  from the spark plug port. See Special Tools .
    9. Fig 4: View Of Spark Plug And Sparkplug Seat
    GM14824Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  9. Hand start the spark plug.

    Tighten:  Tighten the spark plug to 15 N.m (11 lb ft).

  10. Install the valve rocker arm. Refer to Valve Rocker Arm and Push Rod Replacement .
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