This article is from the Chrysler-Plymouth-Dodge FAQ, by Dr. David Zatz with numerous contributions by others.
* Many problems are caused by poor battery connections to the cables,
which can cause signals to the computer to be incorrect. Check and clean
the battery terminals and cables first!
* If your antifreeze was just changed and your car started to overheat,
purge the system of air bubbles.
* Additional information on troubleshooting and repairs is on
the web site at http://www.allpar.com/