hi just like to say hello as iam a newbie i drive a 2000 320ml which is a great car dispite not being most peoples choice. i have owned two w124 saloons which were very reliable .first how can i find out if my car was built in usa or germany or any were else .second ? my dad has just bought a c250 estate and had a non factory fitted towbar put on when he has towed his caravan the car has tried to cut out showing over heating but it hasnt got hot he was told that it is somthing to do with the electrics being sensetive to the white plug on towbar has any one had this problem . also when should the fans on the rad come on thanks for your time