isit plug in correctly yeahCEZZ? and ifits the correct model for it and mattd, to take the screen out you gotta take out the gear stick surrounding then the ash try then the pc card slot
in the 07 as stated above its pretty much the same besides front and rear bar dash and the option of the sat nav
in the 04 dont think it had an option of a satnav
NSW aint far for you at all if you are worried tell them to go to the inspection bay, and they give a report to you and the owner, or just do a revs check its easier and safer if your concern, but if...
imo i think that the cluster may or have not been changed and it may have had suffered an electrical problems before and just did a dodge job on the wire for the sunroof