I go with Dennis Haynes on the combustion gases idea on this one. A good
garage should have the equipment to do a sniffer test on your coolant to
see if the combustion gases are present. If so, a compression test is in
order.

John Rodgers
88 GL Driver

zampano wrote:

> Hi Volks,
>
> I had the water pump replaced under warranty again two weeks ago by a
> mechanic. The thing is leaking out of the vent hole. It did it before,
> and before that it did it before. You get the idea. My van is a 84 WBX
> 1.9l w/manual tranny.
> What puzzles me most is the erratic behavior of my temp gauge. It went
> up to little past where usually the van comes on, a hair past the LED,
> after going uphill in 4th  gear on the freeway, at about 3200rpms,
> doing maybe 55mph (my speedo is highly embellished), for 5 minutes
> tops. It then went back down, but came back up, on the flats. I pulled
> over and saw squirted water, not just steam, allover my pulley, coolant
> pipes, extension tank etc. Can the vent hole squirt out so intensely???
> I double checked all my other hoses, clamps etc and don't see where
> else it would come from. Maybe it's venting out on to the belt, then
> tossed allover.
>
> I know it is leaking, but that usually only happens overnight, and
> leaves a puddle the size of a spread out hand. It has snail tracks from
> the vent hole running down, but doesn't do it when I run the motor, to
> my knowledge.
>
> What is the right water pump to install??
>
>
>
> Happy Trails
>
> matthias
>