GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1954173  Size: SH
  1. Remove the lifter guide (1) to cylinder block retaining bolts (2).
  2. Remove the valve lifter guides (1) with valve lifters.
  3. Important: 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: 1954174  Size: SH
  4. Remove the valve lifters (1) from the valve lifter guide (2).
  5. Important: When using the valve train components again, always install the components to the original location and position. Refer to Separating Parts.