i have a 1998 yukon and a jensen vm9312 indash flipout.. i took out the fatory tape player and tryed to install my jensen. i get everything to come on but theres no sound comin out of the speekers. i get a lil pop sound when u turn the unit on and off but nothing else. if someone could help me that would be great.....pleaz i am soooooo sick of lisinig to the redio....ppl keep tellin me that there is a amp that i have to bypass but i am have never done one of this be4 so i am stuck.