i'm in desperate need of a diagramof all fuses and relays for a 1990 mustang gt  

I have a headlight problem, need harness for fog light connector, also i have NO heat. I checked the heater core (no leaks) I can't figure out. I dont have any heat. Then my car has a lean just one side driver side tire / or frame of car is leaning. Then no rear brakes I changed the pads bled the braking system, I'm loosing it. Help!!!!! Any fuse or relay diagrams would sorely appreiated. thanks