kalpesh

Just put my apline d310 in, the brain was mounted under the back seat, the put an extention on the antenna wire up front, and ran it to the back...i get **** reception, i heard that there is som built in antenna unit in the trunk that have common problems, can anyone help me locate this or see what the problem is, the shop said nothing wrong with there set up... i have a 1999 audi a4 its the early body style (98)