after doing my research 50 pages /back and reading ,this forum/site#1

,, this is my little or big proablem i have:

i have this 1983 mer 280se euro style 6 inline twine cams ,,it was working fine then ,,, few days ago start the car put in drive make a u-turn in my street then the engine rpm went high,,and thats all the transmission stoped,put in revers nothing,,put in d,2,3 nothing!!!!!!!!!!!!

the engine runs okay,,i check the trany fluids and are okay,,
can some one tell me what steps i need to take ,,if is there any sensors that may need to be ajust,,(i have dextron III-in it)

i have no manual on the car,,will be okay if i can find some info for repair on this car also,,


i anyone can give me any advice on this issue ,,i will appreciate ,,thanks in advance!