GM Service Manual Online
For 1990-2009 cars only

Intake Camshaft Removal


    Object Number: 1403944  Size: SH

    Note: Remove each bolt on each cap one turn at a time until there is no spring tension pushing on the camshaft.

  1. Mark camshaft caps to ensure they are installed in the same position.
  2. Remove the intake camshaft cap bolts.
  3. Remove the camshaft caps.
  4. Remove the intake camshaft.

  5. Object Number: 1403946  Size: SH

    Note: Keep all of the roller finger followers and hydraulic lash adjusters in order so that they can be reinstalled in their respective locations.

  6. Remove the intake camshaft roller finger followers.

  7. Object Number: 1404027  Size: SH
  8. Remove the hydraulic lash adjusters.

Exhaust Camshaft Removal


    Object Number: 1403931  Size: SH

    Note: Remove each bolt on each cap one turn at a time until there is no spring tension pushing on the camshaft.

  1. Mark camshaft caps to ensure they are installed in the same position.
  2. Remove the exhaust camshaft cap bolts.
  3. Remove the camshaft caps ensuring they are marked and refitted in same position on assembly.
  4. Remove the exhaust camshaft.

  5. Object Number: 1403921  Size: SH

    Note: Keep all of the roller finger followers and hydraulic lash adjusters in order so that they can be reinstalled in their respective locations.

  6. Remove the exhaust camshaft roller finger followers.

  7. Object Number: 1403926  Size: SH
  8. Remove the hydraulic lash adjusters.