when motor stops, tap on motor and see if restarts. if it does replace motor. there is a bad spot on the armature. if not check the blower resister.
the blower fan resistor has gone bad.
Low speed relay bad Blower fan resistor Defective winding in blower motor
Defective blower motor or blower motor resistor pack.
I just had to replace the fan motor in one. It shorted out.
Could be, a blown fuse, a bad blower motor, a burned out blower motor speed resistor, a bad blower motor switch,
Start out by checking the a/c blower and the blower resister.......
alternator belt broke it drives the fan
Check the fuses.If not the fuse, test the resistor down by the blower motor.
Blown fuse, defective blower motor, or defective blower motor resistor pack.
blower(fan motor) do go bad, before pulling out try and get to fan connection with a VOM and check for voltage.
One thing that could stop a blower motor from working correctly in a 2010 Ford Fusion is a blown fuse. Another thing that might be stopping the blower from working is a broken fan.
Open hood . Disconnect blower module located near blower fan. Disconnect, if blower shuts off, repalce module