GM Service Manual Online
For 1990-2009 cars only

    Object Number: 797531  Size: SH
  1. Remove the camshaft bearing cap bolts using the loosening sequence.

  2. Object Number: 159111  Size: SH
  3. Remove the camshaft bearing caps. Note the code marks on the bearing caps (L1, L2, L3, etc.).
  4. Remove the camshaft with the seal attached.
  5. Remove the camshaft seals.