electrical

I'm having trouble with my dash instruments going out (everything goes to the off position with all lights and warning lights on)along with the radio shutting off, losing power to the power windows and unable to work the AC. About a month ago I changed the ignition switch it stopped the problem...

This is my first post so I’m sorry if I go about it improperly in any way. having said that I purchased an ‘89 K2500 Scottsdale single cab last summer and have been slowly putting money into the pit. I got a pioneer head unit installed a couple months ago and everything seemed fine with it...