Cadillac Repair: 1993 Cadillac STS, cadillac sts, volt ohm meter

Question
Today got in my car started driving all of a sudden lost power and SERVICE ENGINE SOON light came on and off and i lost power momentarily and then it resumed normal rpm

CODES A047
S073
A037

Answer
If you are mechanicaly inclined or know of someone who is, You will need a DIGITAL VOLT/OHM METER, 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 necessary to fix your vehicle.