Okay first my names Bo i just bought the wife a 08 vs mustang. It came with the 500 shaker system but when i got it i had a pioneer radio head unit. Okay so thursday i go to get in and the radio powers on but no sound at all. It poppes constantly for about five mins then nothing at all. Radio powers up fine just no sound. Could this be a amp prob? Im stuck i love the car just not with a radio that wont work. PLEASE PLEASE HELP.