If i hook up a DC fan to a 12 V power supply what will happen?

If I hook it up directly to a 12 V power supply that will output unlimited current, will the fan limit the current output. I ask because there is a loose connection on my fan in my car but the fan still works. I have been plugging my fan directly to the cigarette lighter, but it keeps burning out the fuse. If i... show more If I hook it up directly to a 12 V power supply that will output unlimited current, will the fan limit the current output. I ask because there is a loose connection on my fan in my car but the fan still works. I have been plugging my fan directly to the cigarette lighter, but it keeps burning out the fuse. If i just put a large enough fuse in there will it be ok?
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