When i was a teenager the car i was riding in was hit by a train. the jolt was tremendous . i wonder if that could have caused some type of damage.?

Yes: The bodily effect, if important should have been apparent at the time. Emotional effects may delay their emerge much later.

It is possible: How long ago was this? Most of the time it is immediate depending on the impact, location and circumstances of the accident . Several factors need to be considered. If concerned, please consult with your physician to have a thorough check up. Some can have residual effect in later years.