Re: 97 Caravan Air Conditioner Squeal
- From: "Ted Mittelstaedt" <tedm@xxxxxxxxxxxxxxxx>
- Date: Thu, 12 Jan 2006 01:48:26 -0800
"Ed" <homeyer51@xxxxxxxx> wrote in message
news:t%hxf.4149$LF.2943@xxxxxxxxxxxxxxxxxxxxx
> I have a 1997 Dodge Caravan with the 3.0 litre engine. A few years ago a
> problem developed with the air conditioner. Every now and then it would
> give out a little 'chirp'. The chirp gradually increased to a screech,
> especially during acceleration.
>
> I expected that this was an isolated case until one day while waiting at a
> red light the Caravan beside me made the same screeching noise when
> accelerating after the light turned green. This led me to think that
maybe
> it was a common problem.
>
> I was going to put off fixing it until spring but the other day I started
> the van to let it idle for a few minutes to warm up. I went outside a few
> minutes later to find a 'rattling' noise under the hood. I suspected that
> it was part of the air conditioner problem so I removed the drive belt,
> which stopped the rattling.
>
drive belt? Isn't that a serpentine belt?
> My first thought was that it might be the clutch in the compressor,
although
> I have not ruled out the possibility of the idler pulley.
>
> Has anyone else run across this? And if so, if it was the compressor, can
> it be repaired on the vehicle or does the compressor have to be removed
for
> repair?
>
Sounds merely like the serpentine belt is loose, which is caused by the
tensioner being worn out.
The A/C compressor easily puts the heaviest load on the belt, so
if the belt has lost tension the compressor is going to be the first to
slip.
Ted
.
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