GOT A STREETKA ICE 06 PLATE HAD A HEATED FRONT SCREEN FITTED BUT WANT TO KNOW WHAT IS NEEDED TO MAKE IT WORK IS THIS A BIG PROBLEM AS FORD GARAGE LED ME TO BELIEVE ITS A NIGHTMARE TO GET WORKING I BELIEVE THIS WOULD WORK WHEN THE HEATED MIRRORS ARE SWITCHED ON SO TO ME DOES NOT SEEM A BIG JOB CAN ANYONE ADVISE PLEASE