GM Service Manual Online
For 1990-2009 cars only

    Object Number: 11507  Size: SH
  1. Remove the oil pump driveshaft bolts.
  2. Remove the oil pump driveshaft.
  3. Remove the camshaft retainer bolts and retainer.
  4. Important: All camshaft journals are the same diameter, so care must be used in removing the camshaft to avoid damage to the bearings.


    Object Number: 11511  Size: SH
  5. Remove the camshaft.
  6. 4.1. Install the three 5/16--18 x 4.0 inch bolts in the camshaft front bolt holes.
    4.2. Carefully rotate and pull the camshaft out of the bearings.