GM Service Manual Online
For 1990-2009 cars only

Valve Rocker Arm and Push Rod Removal RPO LY2/LH6/LMG/LY5/LC9


    Object Number: 260140  Size: SH

    Important: Place the valve rocker arms, valve pushrods, and pivot support, in a rack so they can be installed in the same location from which they were removed.

  1. Remove the valve rocker arm bolts.
  2. Remove the valve rocker arms.

  3. Object Number: 260141  Size: SH
  4. Remove the valve rocker arm pivot support.

  5. Object Number: 260142  Size: SH
  6. Remove the pushrods.

Valve Rocker Arm and Push Rod Removal RPO LY6/L76/L92


    Object Number: 1814082  Size: SH

    Important: Place the valve rocker arms, valve pushrods, and pivot support, in a rack so they can be installed in the same location from which they were removed.

  1. Remove the valve rocker arm bolts.
  2. Remove the valve rocker arms.
  3. The intake rocker arms (1) have an offset design.


    Object Number: 260141  Size: SH
  4. Remove the valve rocker arm pivot support.

  5. Object Number: 260142  Size: SH
  6. Remove the pushrods.