If your request for help involves locating the
oil
leak source, clean
oil residue off the engine with
solvent.
Use some engine
oil dye such as:
Genuine GM Fluid 88861206 4-in-1 Fluorescent Dye
Run the motor sufficiently to produces leaks then
inspect with a UV / Blacklight flashlight such as a:
TaoTronics TT-FL002 Black Light
Sample video of process here:
https://www.youtube.com/watch?v=e0EtW6yxKb8
Should help determine the location and extent of your leak source.