HI, I have 2001 Lexus Gs300. the car started leaking transmission fluid from where the transmission and the engine connects together. I assume that the torque converter is leaking or the seal that is on the transmission. and also it has a Little weird Noise that you have to pay attention to listen to it. so I think it would be a better idea that to change the whole transmission since I will take the transmission out, but My question is that If I find a GS300 transmission that is 1998 or 1999 2000 will it be working fine on mine that is 2001 and has a tiptronic