Phaedra,

My (diesel) Vanagon sounded like this for about a week before the pulley driving
the water pump broke off. Something you could check.

Regards,
Robin
90 Vanagon Westfalia TD Atlantic

PSavage wrote:

> I can see I did not offer enough good clues re
> this new sound in my van since it returned from the shop.
> Here's the best I can do:
> Sound seems to be coming from the rear.
> I have only heard the chirping when I am driving
> & have not listened from the rear of the van.
> Chirping seems to increase in speed with engine speed.
> Van was just tuned up, among other things...
> Front & rear brakes were done along with rotors.
> Any ideas?
> Phaedra