GM Service Manual Online
For 1990-2009 cars only

    Object Number: 54392  Size: SH
  1. Remove the rocker arm bolts.
  2. Important: Place the valve train parts in a rack in order to ensure that they are installed in the same location from which they were removed. Intake pushrods measure 144.18 mm (5.68 in). Exhaust pushrods measure 152.51 mm (6.0 in).

  3. Remove the rocker arms.
  4. Important: Use care when removing the pushrods. Ensure that they do not fall down into the lifter valley.

  5. Remove the pushrods.