Exactly, some people drill a small hole in the thermostat if you got one without the check ball, others put the front end on ramps to help bleed the air out of the system.
Originally Posted by
Dave M
If you're not feeling anything in the upper rad hose, it has nothing to do with your thermostat. If it isn't leaking out, you haven't adequately bled the system. The M50 cannot be properly bled by simply filling the expansion tank and driving away (not to assume thats how you did it). If you need some help, there are a few threads regarding M50 bleeding on this site. If you can't find anything, let us know.
Dave
95 E34 530I V2.37
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