I've heard that sound too Jason and I have no idea what it is...
Chris
>From: "Jason Clifford" <jcliff42@uswest.net>
>Reply-To: dakota-truck@buffnet.net
>To: "dml" <dakota-truck@buffnet.net>
>Subject: DML: cold 4.7 noise
>Date: Thu, 01 Mar 2001 16:56:52 -0800
>
>Hey everyone,
>When its COLD, say below zero, when I first start my truck
>there is a brief noise that lasts a couple of seconds. It
>sounds like a kind of honk, but its not the horn. It lasts
>until the oil pressure rises close to normal. The sound
>reminds me of a bilge pump when it runs out of water to
>pump. So I just checked all the fluids, and had plenty of
>everything but power steering fluid. It was a little below
>the ADD mark. What the heck makes this noise?
>Is it the power steering pump because of the below normal
>fluid level? Anyone?
>
>Jason Clifford
>'00 4x4 CC 4.7 auto
>
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