GM Service Manual Online
For 1990-2009 cars only

    Object Number: 470989  Size: SH
  1. Remove and discard the eighteen cylinder head bolts (1, 2, 3).

  2. Object Number: 470991  Size: SH

    Important: Place cylinder head on two wood blocks to prevent damage to the sealing surfaces.

  3. Remove the cylinder head.

  4. Object Number: 470992  Size: SH
  5. Remove the cylinder head gasket.
  6. Discard the cylinder head gasket.