'94 Buick Radio

Im trying to put a deck into my car 94 buick regal. but the problem is i cannot find a damn wire harness. am i going to have to hardwire it? any body else put a deck in there car that can help me out here. thanks. oh and where can i run the cable from the battery threw the firewall

Im trying to put a deck into my car 94 buick regal. but the problem is i cannot find a damn wire harness. am i going to have to hardwire it? any body else put a deck in there car that can help me out here. thanks. oh and where can i run the cable from the battery threw the firewall
Check the other side of the passenger side carpet...for the wiring and speaker wire....it took them 2 hours to run that wire to the radio...