I think the radiator won't bleed until it comes up to temperature and the
thermostat opens.  Presuming you meant that bleed valve. ;)  (i don't know
if the 87 has an engine bay bleed valve)

On Fri, Sep 6, 2013 at 11:15 AM, David M <covrambles@yahoo.com> wrote:

> I recently lost some coolant when my temp sensor came out of the
> thermostat housing.
> I assumed I had ost a lot of coolant since the refill and top up tanks
> were completely empty and nothing more was dripping from the sensor
> mounting hole.
> So I filled the refill tank to the brim and ran the engine and it only
> went down maybe 2 inches.
> I did open the bleed valve and set the front and rear heater controls to
> ON.
> Also, no coolant ever came out of the bleed valve and according to my
> Haynes manual it should have.
> What did I do wrong, if anything. I'd prefer not to have to bleed the
> radiator unless its absolutely necessary.
>
>
> David (1987 Wolfsburg)
>
>
>
> ________________________________
>