Let's be carefull out there
Join Date: Jan 2006
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welcome to the forum. The heater problem is a failed heater resistor pack, there are some how to's on fixing this in the heating and cooling section.
the second problem sounds like it's on the braking system, it may be an air leak on the brake servo but I am not too sure.
Currently in chris m's garage:
2000 Scenic 2.0 16v Monaco, BMW 3 Series, Pug 206