Pioneer AVIC-D1 Car Video Player "2005 suburban dvd working" Questions

...suburban with d1 unit in but steering wheel buttons dont work seller says system not compatible is this true or is seller just dont know.HELP 2005 chevy it is rear dvd. did they say how it is not ...

...2005 Chevy Suburban have suddenly lost power and will not turn back on. Why and what can i do? cheak ur dvd player or your screen and make sure that u have a good and strong ground and make sure no ...