2000 Lincoln Continental Q&A

2000 Lincoln Continental Question: What would cause every error message there is on 2000 cont. be caused by?

traction control off, air ride suspension, stalls when driving and when not, idling racing or too slow and make car shake, windows going up and down, steering hard then too easy almost had wreck. happens all the time. ghost car -
Answer 1
could have a bad ground or a pcm problem -
Comment 1
Thanks. Was dreading PCM. I wonder how much that is? -