THE DEFINITIVE GUIDE TO AUTO PARTS..............................................................................................................................................................................................................................

This may arise each time a heating component is shorted, a regulating thermostat or thermister fails, or using a partially limited exhaust vent. The fuse attaches for the blower wheel housing. It will have to be replaced when there isn't a more time continuity in between the terminals. it is a one particular-time fuse, meaning it can not be re-set.