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Valve Rocker Arm And Push Rod Removal

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Offset Intake Rocker Arm And Bolts
    GM1814082Courtesy of GENERAL MOTORS COMPANY
    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. On engines with offset intake rocker arms (1), remove the valve rocker arm bolts and valve rocker arms - engine RPOs LY6, L94, L96, and L9H.
  2. Fig 2: Non-Offset Intake Rocker Arm And Bolts
    GM260140Courtesy of GENERAL MOTORS COMPANY
    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.

  3. On engines without offset rocker arms (1), remove the rocker arm bolts and valve rocker arms - engine RPOs L20, LMG and LC9.
  4. Fig 3: Valve Rocker Arm Pivot Support
    GM260141Courtesy of GENERAL MOTORS COMPANY
  5. Remove the valve rocker arm pivot support.
  6. Fig 4: Pushrods
    GM260142Courtesy of GENERAL MOTORS COMPANY
  7. Remove the pushrods.