That would depend on what oil seal you are referring to. There are many oil seals.
Cost of a crank seal leak repair
Talk2DIY Automotive - 1986 After-Market Accessories and Front Seal Leak was released on: USA: 21 September 2004
replace the seal
There is a seal to seal the pan to the block. This seal goes out mostly do to lack of oil changes. Change oil then add a stop seal leak additive that closes off the leak with no harm to the engine. It works!
be more specific.. wheres the leak..?? you might have to replace a seal.. or a pipe then recharge the system
There is only one way. Find the leak and repair whatever is causing the leak. Bad gasket, seal, or broken part, whatever.
You will have to replace the rear main seal. This will require that the transmission be removed.
They don't make anything Liquid in a can that will FIX a rear main seal leak. Time to replace the seal and be done with it.
try castrol oil stabilizer - it will stabilize the oil and reduce the leak.
If it is leaking at the bottom where it sets into transmission--shouldbe an "O" ring seal
Could be a gasket, an o-ring or a seal. Need more info as to where it is leaking.
There are several causes of oil leaks in a 1998 Buick Skylark. It could be a gasket, a bad seal, or even a drain plug.