Quote:
Originally Posted by StiffCookie
Hi,
I only use the blower on full hot when bleeding the rad on my e36. I always thought it was to slow overheating of the engine while your getting the air out of your system with the engine running.
Correct me if I'm wrong though anyone.
Hope that helps
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its actually to circulate the coolant that is in the heater core so you can get all the air out of the system