GM Service Manual Online
For 1990-2009 cars only

    Caution: Refer to Valve Lifter Priming Caution in the Preface section.


    Object Number: 483156  Size: SH
  1. Inspect the stationary hydraulic lash adjuster (SHLA) in the following areas:
  2. • 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)
  3. Replace the SHLA or SHLAs as necessary.