Trying to upgrade my 99 eldorado stareo and i cant take it out and the back speakers\

you must remove the gas and trunck module it has other buttons on it too it has to be gentley pryed out now remove theclip shifter knob it has a retainer clip looks like a staple on the front side of knob now that the knob is off gentley pry up the shift indecator and unplug the 3 plugs next remove the ash trayyou will see a screw at the bottom and 2 thter 7 mm screws pull shifter back unplug lighter and remove the light now at the top of the stereo remove two 7mm screws and bottom of the a/c controle remove two 7mm screws now pull out stereo and a/c controle togather and unplug hope that helped from your friend mitch you must remove the gas and trunck module it has other buttons on it too it has to be gentley pryed out now remove theclip shifter knob it has a retainer clip looks like a staple on the front side of knob now that the knob is off gentley pry up the shift indecator and unplug the 3 plugs next remove the ash trayyou will see a screw at the bottom and 2 thter 7 mm screws pull shifter back unplug lighter and remove the light now at the top of the stereo remove two 7mm screws and bottom of the a/c controle remove two 7mm screws now pull out stereo and a/c controle togather and unplug hope that helped from your friend mitch