92 jeep wrangler problems i need major help

i have the problem of no gauges working but the lights for the brights work headlights work and the taillights work but no reverse lights no backround lights for dash no gauges and has trouble starting but starter and battery and alternator godd but anothe problem i have is that it dies at idleing temperature i have a problem with my cat its loose and i think thats why it dies radio doesnt work either please help me

Had a similar problem and I found a fuse under the dash in the fuse block that was blown. Took me a while to find because it was not labeled as I was expecting. Pull all fuses and see if one is blown.