If the oil pan gasket is leaking, the engine oil pan will often need to be resealed. There might also be internal seals in the oil pan that seal oil passages for the oil pump—if these leak, the oil pan will need to be resealed.
The oil pan is sealed with a gasket, which can be made of paper, rubber, or a sealing liquid (liquid gasket).
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All the bolts are off, i removed the bolts off the shroud, pulled, tugged twisted and can not get to un hook from...

It is located at the bottom of the timing chain cover and the top of the oil pan!