Mercuri Muntainner 2002

Hello, I can there with my problem, I would be very good as a good lacamioneta, it is a Merciri Muntainerr Awd with 170mil Miles 2002 Ace 4 weeks I bought it and I was walking well inside what fits and only one day for Hotro the transmission the transmission did not respond completely nothing the truck starts without any problem and accelerates. Cemanos never half signals of some fault and in fact the person who mela blessed