GM Service Manual Online
For 1990-2009 cars only

    Notice: In order to prevent warpage of the cylinder head, follow the sequence shown whenever removing or installing the head.


    Object Number: 465902  Size: SH
  1. Remove the 11 cylinder head bolts in the sequence shown.

  2. Object Number: 475593  Size: MH
  3. Remove the cylinder head from the cylinder block.
  4. Remove the cylinder head gasket (1).
  5. Remove the coolant outlet pipe from the cylinder head.
  6. Remove the engine coolant temperature (ECT) sensor and housing from the rear end of the cylinder head.
  7. Remove the fuel injector rail from the cylinder head.