I have a april, 2004 buick regal 3.8l v6 engine with a plastic in-take manifold. gm is recalling 1997-2003, but not my 2004 dealer bankson chev. n.richland hills, tx (817) 498-2400 says it will cost me $800.00 to replace can you help and accept the 2004 buick regal? *tr