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Home >> Cadillac >> 2006 >> Escalade AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 786 (Engine Mechanical - 8.1L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Stem Oil Seal and Valve Spring Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 GMC Yukon XL, 2006 Chevrolet Suburban, and 2006 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Installing Valve Stem Oil Seal Using J 43105
    GM719126Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the valve stem and outside diameter of the valve guide seal with clean engine oil.
  2. Lubricate the rotators with clean engine oil.
    IMPORTANT: When installing valve seals, J 43105  must be used to achieve correct installation. See Special Tools . Failure to use J 43105  may cause excessive oil consumption. See Special Tools .
  3. Install the valve stem oil seal (2) over the valve tip and onto the valve guide using J 43105  . See Special Tools . Tap the valve stem seal onto the valve guide until the J 43105  fully seats the seal. See Special Tools .
  4. Install the valve spring cap and the spring.
    5. Fig 2: View Of Valve Stem & Spring Components
    GM843856Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: When installing valve springs, the small end of the valve spring must be installed up.
  5. Install the valve spring (3).
  6. Install the valve spring cap (2).
    7. Fig 3: Compressing Valve Spring Using J 5892-D
    GM1964Courtesy of GENERAL MOTORS CORP.
  7. Using J 5892-D  compress the valve spring. See Special Tools .
  8. Install the valve stem keys as follows:
    1. Apply a small amount of clean grease to hold the valve stem keys in place.
    2. Carefully release the J 5892-D  . See Special Tools . Make sure the valve stem keys do not move.
    3. Remove the J 5892-D  from the valve assembly. See Special Tools .
    4. Remove the compressed air from the cylinder being worked on.
  9. Install the spark plug. Refer to Spark Plug Replacement in Engine Controls - 8.1L.
  10. Install the valve rocker arms and pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
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