i have a 1985 camaro and was out the other day driving along when the radio went off but it also was shut off. later to find out i have no dashlights headlights horn or radio but when i was out yesterday radio and dome light would come on and stay on as long as i didn't try and turn on headlights or honk horn ?? what could cause this i'm at a loss as to what it could be .... Thanks for all your help

I to have a similar problem, I was driving the other night In my 85 firebird, and lost my dash lights, radio, horn, and dome light. Now that I am looking into it I keep blowing my night time running light fuse, and when this fuse is blown my headlights will not flip down. I checked the ground right beside the steering column and it seems to be fine. I read about the convenience center where your door open chime is and have pulled it down, from my ohm meter the resistor or capacitor or whatever they are do show contunuity. Im lost