i recently had a avic 110bt from amazon.com with msn direct xm tuner and backup camera my avic 110bt burnt so i purchased the z130bt from amazon.com . the harness being two separate wires the new one had a different harness for the video and backup camera (white with rca's ) anyway now my unit appears working two problems the xm says check antenna but i did and its connected second problem is worse a error pops up every few seconds saying tuner failure restart system if problem continues contact tech basically i had the radio replaced the replacement was a z130bt until you turn it on and walla