Cadillac Repair: wiring diagram, compressor clutch, answer need

Question
QUESTION: I have lost ground that operates the a/c realay winding. Can operate compressor clutch from relay plug term# 87 but not from term#86.What component is between the relay and clutch besides the pressure switches.Fuse o.k. Can I pull up a wiring diagram off the web somewhere ? Sincerely , John

ANSWER: Need,

YEAR:

MODEL:

ENGINE SIZE:

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

QUESTION: The year is 1989 Sedan DeVille 4.5 engine Vehicle ID # is
IGCD5I55K43I26I4.

Answer
You can obtain a wiring diagram and have it e-mailed to you.

If you are mechanicaly inclined or know of someone who is, You will need 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.