Does the heater blow warm air? if so it is in the controller. If not it is either in the fan speed switch or the fan its self. Check the fuse to be sure that it has not blown and if all looks good, the most common is the motor failing. Good Luck.
Does the heater blow warm air? if so it is in the controller. If not it is either in the fan speed switch or the fan its self. Check the fuse to be sure that it has not blown and if all looks good, the most common is the motor failing. Good Luck.