Hello everyone:

I have a 03' deville DTS, and I wouls like to put the factory navigation set up in the car. I foun a couple that say they fit but what else would Ihave to do to makeit work? the ne part # is25764007. the Other one i didn't see a part # but there was 3 pieces to it. any input would be great!

ebay item #280281566332

160294707273


thanks for your time

Nick