junk yard
I have a 1999 Cadillac Seville STS and it's located under the back seat in the fuse box. It's labeled "Audio".
Should find ECM just under center dash below radio and climate control panel
There are a few places in Dallas that a person can hire a Cadillac Seville car with a driver. SW Drives is a website that a person can use to find a Cadillac Seville car with a driver for their outing. Also, a person can check the local business ads to find what car companies offer such a service.
To find wiring diagram and component location for Cadillac eldorado 1993 and Cadillac Seville 94 access their main web site information or get in touch with local dealers.
Follow the fuel line from the engine back and you will find them.
You can find it on 12volt.com
There is usually a placard under the hood with a diagram.
a stock radio can hold up subs
Autozone, advanced auto parts, and other autoparts stores.
If you look in your trunk on the right side and pull the panel back there is a tuner there where all the wiring is
auto stereo stores can make them for your car. had a 6foot one made for $25.00.
Try looking in a repair manual(chilton's and haynes are a couple common names). You can probably find them at a library.