Can 20yr AC compressor overheat the 20V?

[Huw Powell]

Is the HVAC system firing up the radiator fan as soon as you turn it on?

On 7/28/2012 3:56 PM, wadd-wadd at usa.net wrote:
> The car is a '91 CQ with a working, original AC compressor. The car has a new
> radiator and properly operating cooling system (senors, fan, etc).
>
> With AC off, the coolant temp is about the bold line, 90-100 degrees, even if
> it's 100 degrees outside.
>
> With AC operating, the car overheats if it's more than about 80 degrees
> outside.
>
> I am having difficulty troubleshooting this. The cooling system is otherwise
> brand new and operates normally.
>
> Can it be the old compressor?
>
> What're your thoughts?
>
> Thanks.
>
>
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