Preacher, first of all, welcome to the forums! :welcome:
Next, click on this link and follow the instructions on entering the self diagnostic mode of your car and come back and post any error codes that you see;
http://www.cadillacforums.com/forums/showthread.php?t=21558
By the way, this can be done with the engine running or off.
Next, click on this link and follow the instructions on entering the self diagnostic mode of your car and come back and post any error codes that you see;
http://www.cadillacforums.com/forums/showthread.php?t=21558
By the way, this can be done with the engine running or off.