GM Service Manual Online
For 1990-2009 cars only

    Object Number: 55268  Size: SH
  1. Remove the oil pump driven gear hold down clamp bolt.
  2. Remove the oil pump driven gear hold down clamp.
  3. Remove the oil pump driven gear assembly.
  4. Notice: All camshaft journals are the same diameter, so care must be used in removing or installing the camshaft to avoid damage to the camshaft bearings.


    Object Number: 54981  Size: SH
  5. Remove the camshaft thrust plate screws.
  6. Remove the camshaft thrust plate.

  7. Object Number: 55018  Size: SH
  8. Remove the camshaft. Use the following procedure to remove it:
  9. 6.1. Install a large screwdriver carefully in the camshaft bolt hole.
    6.2. Carefully rotate and pull the camshaft out of the camshaft bearings.