than the wired the remote wire to the acc wire. you can either choose to put a switch inline with the remote wire or you can rewire it to the head unit if it has a power ant wire. i would think putting a switch in would be easier for you to do. you should really find out where it was put in at and have them fix it. most big shops have a lifetime warrenty on workmanship and that was a installer being lazy and did a messy job.