Date: Sat, 21 Oct 2000 00:19:53 GMT
From: "J Dorsey" <jdorseynopsamable.net>
Subject: Re: Noisy belts


Is the pulley dealer only? "Keith Grider" <bettynopsamam.columbus.rr.com> wrote in message news:1IYH5.16099$z21.281260nopsamoon.columbus.rr.com... > Eva, > > It may be the 1)water pump bearing (slight possibility) or 2)the idler > pulley (more probable) or 3)the harmonic balancer. making the noise. 1) > Remove the A/C belt and see if it still makes the noise. If not, presto!, it > is the idler pulley. replace it and the noise will stay away. 2)If the noise > is still there, take a flashlight and see if the water pump pulley is > rocking while it rotates. If so, it may point to a water pump bearing > failure. If so, replace the water pump. (This just happened to me. No > coolant leak, just noise. Replaced the pump and all is well again.) 3)The > harmonic balancer can be a problem as well. If there is a lot of oily > residue on the front of the engine (on and around the belts), it could cause > premature failure of the harmonic balancer which is part of the bottom > engine pulley. If the engine is dry in this area, I would not be too > suspicious of this, though. The way to test it is to get under the car and > put a chalk or crayon mark radially on the pulley crossing the rubber > transition (this will make sense when you get under it and look at the > pulley). Start the engine and listen for the noise. Shut the engine down and > look at the mark. If it is still a straight line, the harmonic > balancer/pulley is fine. If the line has separated, the balancer has failed. > Be thankful that you found it before it left you stranded. > > Keith Grider > > <wittnamnopsammer.net.nospam> wrote in message > news:39f0482f.1184955799nopsam.midamer.net... > > > > What I thought was noisy belts on mine turned out to be the harmonic > > balancer needing to be replaced?? It's quiet now. > > > > GW > > > > On Thu, 19 Oct 2000 22:40:02 +0100, "chris" > > <christian.bailliesnopsamorld.com> wrote: > > > > >Try rubbing some wd40 or similar on the belts, this sometimes helps. They > > >can be a problem, at least on my '84 and '87 900's. My 99 is OK as > there's > > >only the one belt on that. > > > > > >chris > > > > > >Eva <evamnopsamalnet.co.uk> wrote in message news:8smjo2$2ld$1nopsam.com... > > >> Hi, could somebody please give me some advice? > > >> The belts on my Saab 900 T16 1985 model with a/c are making a lot of > > >noise. > > >> The local mechanic tells me that this is typical Saab, and that new > belts > > >> will only be silent for a short while. Is this true? Or is there a > > >solution? > > >> Thanks in advance!!! > > >> Eva > > >> > > >> > > > > > > > > > >

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