Cadillac Repair: heating system for a 1988 cadillac deville, cadillac deville, e mail

Question
QUESTION: i have no heat. on the control panel for the heat it is displaying a d. a fuse was changed but i still have no heat what could the problem be?


ANSWER: Are you POSITIVE you are seeing ONLY the letter d or are you actually seeing this symbol -d


I can guide you thru the proper proper procedure to replace the computer. Contact onlineautohelp@msn.com

---------- FOLLOW-UP ----------

QUESTION: it is displaying a d on the heating system panel and the gas panel both just a d no -d. what does this mean?

Answer
Replace the BCM computer.

If you are mechanicaly inclined or know of someone who is, You will need a DIGITAL MULTIMETER, Simple electrical schematics, Test procedures and picture locations of the components within the system that is causing you problems of which can't be done on this website which only allows one picture. I do not have a website so you will have to e-mail: onlineautohelp@msn.com in order to obtain the information.