No luck. Tried Sea tools, but there is no way I can get past the loop. Can't even access boot record or Set upIf it keeps looping as you have said. You may want to try reinstalling a fresh copy of your OS. Sound as though yours may be corrupted. If this does not work you may want to run a check on your hard drive. With Seatools.
Seagate SeaTools v2.23 Review (A Free HD Testing Tool