blower fan does not always work on 2004 Toyota Corolla

blower fan does not always work sometimes it starts up again if I hit a bump, ac, heater, and defrost still work

3 answers 1 comment
Check the connection where the plug attaches to the fan motor, try unplugging and replugging it in again to see if the terminals are corroded or dirty
where is the fan motor?
my blower is not working at all
ac works at not full speed when hit on fan bottom