GM Service Manual Online
For 1990-2009 cars only

Valve Lifter Removal RPO LH6/LMG/LY5/LC9/L76


    Object Number: 1402039  Size: SH
  1. Remove the bolts (211).
  2. Remove the guides (210) with lifters.
  3. Note the installed position of the guides. The notched area of the guide is to align with the locating tab of the block.


    Object Number: 1402040  Size: SH
  4. Remove the valve lifters (209, 219) from the guide (210).

  5. Object Number: 1402044  Size: SH
  6. Organize or mark the components so they can be installed in the same location from which they were removed. The active fuel management lifters (4) are installed into the guide by aligning the notched area of the guide (1) with the raised surface on the side of the lifter (2). Refer to Separating Parts .

Valve Lifter Removal RPO LY2/LY6/L9H


    Object Number: 1403318  Size: SH
  1. Remove the guide bolts (211).
  2. Remove the guides (210) with lifters.
  3. Note the installed position of the guides. The notched area of the guide is to align with the locating tab on the block.


    Object Number: 1403319  Size: SH
  4. Remove the valve lifters (209) from the guide (210).
  5. Organize or mark the components so they can be installed in the same location from which they were removed. Refer to Separating Parts.