Thanks Mike, good advice..

Sid

In article >,
says...
> I have never had one apart, sorry. If it is inside then sometimes the
> whole freaking dash has to come off. Some are made to pull the heater
> box easy, most aren't.
>
> Even a cheapie repair book like the Haynes will have decent enough
> directions on how to change it and where things like the resistor pack
> are located. I think it is worth the twenty bucks.
>
> If you can find the power wire for the fan, I would first be putting 12
> volts to it to see if it is actually dead before ripping into it. Your
> switch 'might' just have worn out, but the symptoms imply a dead fan.
>
> Mike