> There's a little rubber hose that goes from the fan motor back to the
> heater box of my car. The AMCs only used this hose on heater systems with
> A/C. I have a couple of them but they are a little hard. I broke one
> to put it on and I don't want to break another one.
> Anyone know of a way to make old rubber more plyable?
Umm. . . buy a new length of rubber hose for a few bucks?
Seriously, unless it is a custom part you are almost always better off
replacing any hose after it starts to get brittle. You might also use that
to see if any of the other hoses are getting past their normal lifespan.