Check #12 and #15
Where is the radio antenna located on a 2003 Mitsubishi eclipse
if your asking if you can put subwoofers on the stock radio then no you have to have an aftermarket radio
http://www.wirediagram.com/mitsubishi.htm
if the radio isn't working it is the blown fuse which controls it or pull out fuses one by one till the radio turns off. ive done it on my import car it hasn't dammaged it your call
On the upper left side of your dash there are controls for the elevation and brightness.
Had problems with mine, fortunately it was still under warranty.
This is a link you can go to and obtain instructions with illustrations: http://documents.victorytechnologies.com//documents/product/882.pdf
Yes the 2003 eclipse is front wheel drive.
http://www.innerauto.com/browse/year/1995/2001/mitsubishi/eclipse/repair_manual/?ref=S1161368748W453914ac6fba6&label=95-98+99+00+01+Mitsubishi+Eclipse+Repair+Manual
Check your fuses.
where is the blower motor resistor in a 2003 Mitsubishi eclipse
You can buy a new one from here: <a href="http://www.cars.baigoods.com/" target="_blank" >Car Electronics</a>