Miata Mailing List: July 1994, Message #154
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   From: Sean Timm 
Subject: Re: AC Noise
   Date: Fri, 8 Jul 1994 00:07:46 -0400


On Wed, 6 Jul 1994 roberts@ida.org wrote:

> 
> Ok, with all this talk about AC's making noises:
> 
> 	I've got a '94 (4k miles) that every 2-4 min makes a high pitch
> noise. The noise is so unlike something you would expect from a AC that
> I thought for sure that it was the radio making the noise. The noise
> lasts for about 2 sec and then stops as fast as it started.
> 
> Any ideas?
> 
> John Roberts
> IDA
> Alexandria VA
> roberts@ida.org
> 
> 
> 


I have the same noise on my '90 (always have).  I believe it is just the 
noise of the compressor cycling in and out.

-Sean