so everything started when i was wiring up my sled trailer hooked it up to the truck the turn signals work fine the 4ways work fine and the reverse lights work but i have no brake lights rear running lights. so i un hook the trailer from the truck and now my truck has no brake lights no rear running lights no dash lights and my abs light keeps flashing in 16 flash sequences. i've checked every fuse in my truck everyone is fine i've tried a few things and nothin has workd so if anyone has any ideas i'd love to hear em

 

check the relays