gearbox leaking oil
 

Hi everyone newbie here, whet to buy a voyager 3.3 lx today went to take it for a test drive and had to rev it then it went into gear when i got back from test drive it droped all the transmission oil over her drive any idears what it could be:

just been notified that they have never used atf 4 fluid they used power steering fluid would this have damaged the gearbox as i want to buy this voyager