Cadillac Repair: 1996 cadillac sts, cadillac sts, factory bulletins

Question
can you replace the head gaskets on a 1996 cadillac sts whithout removing the engine

Answer
There are numerous technical factory bulletins addressing the issue of pulled threads in the engine block causing head gasket failures.

You must drill out all the head bolts and install steel heli-coils in the engine block and use all NEW head bolts.