GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1875390  Size: SH
  1. Lubricate and fill the valve lash adjusters with engine oil.
  2. Install the valve lash adjusters in their original locations.

  3. Object Number: 1875389  Size: SH
  4. Lubricate the valve rocker arm.
  5. Install the valve rocker arms in their original locations.