loud chirp when accelerating

[new2bmw]

took off the intake on my 89 325i today cleaned and put it back. now when i hit the accelerator hard and let of it makes a quick loud chirp. it makes the chirp when i rev not when i let my foot off. any ideas guys?

[e30bim]

Water pump failing?

[Seven]

The cleaning gave you so much extra power that it's your tires that are breaking free and chirping? :)