from what i found this code is set when the vehicles computer (PCM ) detects a abnormal difference between the engine speed and the transmission speed ( as if the torque convertor or clutch is slipping ),
first thing thing to do on the auto tranny is to check fluid level is correct,
What engine? If we know that, we can figure out what trany you have.
If you could please go to your signature(<click this) and put your info about your rig on the first line. It will be easier for us to answer your questions down the road, without us having to ask a bunch of questions.
As you can see under every post I make;
This is what I drive: