check youtube im sure its on there some where, as for the control unit u might want to get another one from the junk yard just to be on the safe side. this is what i found at just a quick look you can look harder, [ame="http://www.youtube.com/watch?v=JzOYPvauF7U"]How To Remove Blower Motor On 1985 Jeep Cherokee - YouTube[/ame]