Hi everyone!! the previous owner of my car make a rebuilt to the tranny....but now...when i rev up it wont shift and sometimes it lost grip and my RPM goes on red and it make a big "BANG" and the power return to the wheel....i really dont know what is the problem and its so freaky!! i verified the oil level and it not smell the crap but it have too much oil in it!! can it be my problem??

Thnx!

nobody???