Yes
Yes
Yes
Yes
if it's the same transmission it will bolt right up.
No.
yes it will fit
No, they are 2 totally different bodystyles
yes if its the not the DOHC from the Lumina Z34
15
No, there is no information suggests that a 1996 Buick Century 231 will fit into a 1999 Chevy Lumina.
yes of course you can people
Yes. But they use different wire harnesses and ECM's. The 93 has less electronics than the 96 year Lumina's.