Date: Wed, 29 Nov 2006 11:38:22 +0000 From: Eeyore <rabbitsfriendsandrelationsnospamail.com> Subject: Re: Terrible Screaming Noise
danielakers007nospamail.com wrote: > I recently purchased a 1987 Saab 900, 4 door, normally aspirated. I > shut it off coming home from work (it was a pretty cold night, but not > below 30f I'd say) The next day I started it up and it made a > incredibly loud screaming noise (one could say squealing as well). I > checked the condition of the belts, they all apear fine, I didn't check > the tension though... It seems the noise is coming from the front of > the engine, which has me scared since all the moving parts up there are > expensive. A few notes about the noise: it makes it wether in gear or > not, makes it whether the clutch is engaged or not, and there seems to > be no change in loudness or pitch of the noise in any change in the > above conditions. > > PLEASE tell me it's just water on the belts, I live in Oregon, so it's > VERY wet here. > Any help would be greatly appreciated, as I am only well versed in the > workings of the Chevy 350, which the SAAB is, obviously, very different. It's belt tension. Rubber *expands* when it's cold so the belt loosens and slips a bit causing the squealing. Graham
