BMW 6 Series - Tech Talk E24,E63,E64,F12,F13
So this is the third time my E64 2006 overheats randomly with not enough early notice. I get the yellow then immediately the red warning that engine is overheated.
I let the car cooldown and check the coolant, its on max.
I checked the fan when engine was hot, and its spinning.
Could this be a...