Re: Re: few question about the bmw535i E39

BMW535I  <none@[EMAIL PROTECTED]
> wrote:
>thanks for your kind help. just found some coolant lost on the floor
>near the rear of the engine. there is NO water in the oil. and i have
>tested the car with the heater and aircon off, then there is no leak.
>lt only leak when the heater and aircon is turned on. looks like
>somethiing to do with the heater pump? there is no coolant inside the
>car. i would have to top up the bottle about 1/3 after 200 miles
>highway drive ( with heater on). what coud be the problems? where is
>the heater pump located ( heater core) located? is it easy to replace?

I do not believe there is a seperate heater pump.  The heater core is
under the dash and is difficult to replace.  Check the hoses carefully
and hope you have a bad hose.
--scott
-- 
"C'est un Nagra.  C'est suisse, et tres, tres precis."