RE: GTV6 overheats - engine/radiator fan won't come on

[Joe Elliott <jee@domain.elided>]

Before you buy a new thermoswitch, I'd short together the wires that 
run to it.  If both fans come on then, you know the switch is bad. 
Otherwise you can start looking for a bad connection somewhere.

At 3:03 PM -0400 7/13/02, alfa-digest wrote:

> Date: Fri, 12 Jul 2002 22:00:44 -0700
> From: Robert Abatecola <robert@domain.elided>
> Subject: GTV6 overheats - engine/radiator fan won't come on
>
> Hi everyone.
>
> My GTV6 overheated today.  I determined that the right radiator fan
> would not come on.  I could get the left fan to come on by turning on
> the A/C and thus was able to keep it cool enough to get it to a
> reasonable parking place (meaning really HOT but no temperature
> light).
>
> I tried swapping the horn relay with the fan relay but it didn't
> help.  I didn't think it would anyway since the left fan worked with
> A/C (and I could hear the relay click when it did).  I checked the
> voltage at the right fan and got zero, as expected.  That's all I had
> time for given that it's not here at home.
>
> It seems clear that the thermal switch has failed.  The shop manual
> doesn't say how to test it but I imagine that it's a simple
> open/close switch.  Is it worth testing or should I just get one and
> replace it?  Does anyone near San Jose or Monterey/Carmel have one
> they would part with this weekend?
>
> Thanks!
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