Cadillac Repair: radiator fan problem, electrical schematics, radiator fans

Question
hello, i just bought a 1987 cadilac sedan deville. the radiator fans won't come on, causing the car to over heat. i jumped them over straight from the battery, and they both work. my question is , where is the heat sensor located  on the motor, so i can replace it? thank you for your help.

Answer
The most common fault is one of the fan relays is inoperative. You will need, If necessary, Electrical schematics 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.