Overheating 525i Motor sport 2008
We replaced the thermostat housing but the car is till overheating.What could
be the problem.
You need to bleed the air out of the cooling system. There is a special procedure to do so, since it's an electric water pump. It takes 12 minutes. Here is the video.https://www.youtube.com/watch?v=jSQyHTZ3isw