Can the bank help with sellers concessions?

Seller's concessions are costs that are paid by the seller. If the seller is a bank, you can certainly ask for seller concessions, but you may not get the answer you want. If the seller is not a bank, whether or not there are seller concessions in a contract depends on whetehr or not you negotiate them with the seller. It is important to note that banks and lenders may limit the amoutn of seller concessions allowed on certains loan types.

Source: I'm a loan officer.