Do you have crickets in your BMW's dashboard? It is more than likely that it is your blower motor. Here at Turner Motorsport, we carry quality OE aftermarket and Genuine BMW parts to help you get the heat fixed in your BMW so that you and your passengers are more comfortable in the cold months.
If the blower motor in your vehicle stopped working completely, your blower motor has gone out. Replacement units from the dealership can cost a fortune.