GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 28410 Gasket Remover


    Object Number: 522798  Size: SH
  1. Remove the 3 M6 external drive bolts from the front portion of the cylinder head.
  2. Important: DO NOT reuse the M11 cylinder head bolts.

  3. Remove and discard the 10 M11 internal drive cylinder head bolts.

  4. Object Number: 522794  Size: SH
  5. Remove the left cylinder head. Make sure that no dowel guide pins are stuck in the cylinder head.
  6. Important: You must clean the thread sealant material from the cylinder head bolt holes in the cylinder block. Failure to do so could cause false torque readings during reassembly.

  7. After removing the cylinder head, remove any remaining bolt thread sealant material from the threaded cylinder block holes.

  8. Object Number: 522790  Size: SH

    Important: DO NOT reuse the cylinder head gasket.

  9. Remove the left cylinder head gasket.
  10. Remove all remaining gasket material from the cylinder head and cylinder block using the J 28410 .
  11. Place the cylinder head on a flat, clean surface with the combustion chambers face-up in order to prevent damage to the deck face.

  12. Object Number: 522731  Size: SH
  13. Remove the cylinder head locating pins.