You almost stated your own case with regards to the rear heater motor.

I'd say (kind of like like playing cards on spokes) that there's a piece
of paper or something being hit by the vanes of of the blower.  Remove,
clean, and enjoy.

Mike

samc wrote:
> The last time I tried to activate the front blower motor for my windshield, my wipers stopped working due to a blown fuse.
>
> I've not tried it for the past 2-3 years .... Just tend to drive a bit speedier ... and force more warm air onto the windshield.
>
> Then too, the rear blower motor when turned on reminds me of the summer days when I afixed playing cards (stolen from my grandmother's Solitaire pack) to the front sprockets of my Schwinn bicycle so that one and all could believe I was really riding something with a motor on it.
> SamC
> SamC
>