I have a 99 Dodge Caravan with the 3.3 and it has went into the "limp mode" It drives fine but wont shift out of 2nd and the speed quit working I'm sure it is the speed sensor but am having a hard time finding it on the tranmission can anyone tell me were I should be looking......

Welcome to AF

Here is a link with a picture of tranny with compotent locations:

http://www.robskorner.org/faqs/Trans/a604trans33.html#93v

How many miles?

When was the tranny fluid and filter changed with ATF+4 Fluid ONLY??