GM Service Manual Online
For 1990-2009 cars only

    Object Number: 769021  Size: SH
  1. Remove the camshaft bearing cap bolts using loosening sequence.

  2. Object Number: 769022  Size: SH
  3. Remove the camshaft bearing caps. Note the code marks on the bearing caps (R1, R2, R3, etc.).
  4. Remove the camshaft with the seal attached.
  5. Remove the camshaft seals.