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Q: defroster relay stuck on - fan blows all the time on 1997 Cadillac Catera

My defroster is stuck on, I have to pull the fuse, or battery cable to stop the fan. Which relay is associated with the windshield defroster, and how do you safely remove fuses? Started when I pushed on the defroster button.
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You mean the blower motor? Find the fuse associated with the motor and remove it with the key off. You'll need to replace the resistor.
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