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Valve Lifter Cleaning and Inspection

    Fig 1: Identifying Valve Lifter Inspection Points
    GM483156Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Valve Lifter Priming Caution .

  1. Inspect the stationary hydraulic lash adjuster (SHLA) in the following areas:
    • A plugged oil passage (1)
    • A scored or worn camshaft follower pivot area (2)
    • A damaged or broken retainer (3), some applications
    • A severely scuffed or worn SHLA body (4)
  2. Replace the SHLA or SHLAs as necessary.
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