GM Service Manual Online
For 1990-2009 cars only

    Object Number: 11481  Size: SH
  1. Remove the following components from the cylinder head:
  2. 1.1. The valve rocker arm nuts (1)
    1.2. The valve rocker arm balls (2)
    1.3. The valve rocker arms (3)

    Object Number: 11515  Size: SH
  3. Remove the valve rocker arm studs.

  4. Object Number: 22766  Size: SH
  5. Remove the valve pushrods.
  6. Place the following parts in a rack so that they can be reinstalled in their original locations:
  7. • The valve rocker arms
    • The valve rocker arm balls
    • The valve pushrods