"Randy" <Randy@fake.com> wrote in message
news:je5on15jvm00fqu9bh748pf92m2ef5q348@4ax.com...
>
> The AC will turn on at any temperature but won't cool if the ambient
> temp is below around 5 C. At such low temperatures, the evaporator
> would cool below 0 C and the water condensing on it would form ice.

It's not used to cool the air in the passenger compartment it is used to
remove the moisture in the air. It does that just fine in my vehicle here in
Nova Scotia through Winter.

> Under cold conditions, the AC is useless for dehumidifying the air and
> preventing fog on the windows.

Apparently not true with my experiences.

> While the main purpose of AC is to cool the vehicle in the summer, it
> can be used in the winter to help warm it up. That's because the AC
> puts a load on the engine, which then warms up faster, and that gives
> quicker heat out of the heater. Of course this uses up more gas, so
> turn off the AC when the interior is warm enough.

Driving the vehicle puts more load on the engine that the A/C ever would or
could.