My 2000 cadillac escalade was over heating so i replaced the old therm... read more My 2000 cadillac escalade was over heating so i replaced the old thermostat with a New one and put a different radiator on it and filled the radiator with all fresh radiator fluid but it's still over heating what would be causing this?it does take 10 minutes to over heat. If you can please call me 765 517 3938 or text me