Oh yah.

Did you check to see that CV's are seated and torqued down correctly?

Neil.

On Sun, Apr 20, 2008 at 10:25 AM, Robert Stewart <robertmstewart@mac.com> wrote:
> Hey Everyone,
>
>  Strange Noise started to occur from the bottom of the van, having a
>  hard time figuring out where it is coming from and when it occurs.
>
>  This past friday driving from Brooklyn to upstate NY I started to hear
>  this loud banging under the van at higher speeds, at first I thought
>  it was coming from the front wheels, then later it sounded like it was
>  coming from the rear. I was driving me nuts and still is.
>
>  I pulled off the road, got under the van and could see nothing caught,
>  loose, dangling or otherwise improper in appearance. The noise went
>  away when the van was idling and would sometimes stop all together for
>  no reason.
>
>  A couple of times I thought it was due to accelerating, then I thought
>  it was due to turning to the right, but it then stops while doing
>  these things. Ultimately very confusing with now leads on how to
>  diagnose the issue.
>
>  I took the Van to my local mechanic, we put it on the lift, checked
>  all the tires, wheels, the front and back wheels to see if we heard
>  any noise, NOTHING, Quiet as a mouse.
>
>  Checked the exhaust, we saw the new S&S exhaust system I put on 6
>  months ago had a piece of metal bre spinned ak off where it was
>  connected to the muffler, it was a simple 2 inch piece, he welded it
>  on in 5 minutes. Good as new.
>
>  Checked for anything loose under the carriage could not find anything!
>
>  We looked at the steering, sway bar, briefly looked at the disc brakes
>  and everything seemed ok.
>
>  I drove away and it sounded fine. 20 minutes later it started making
>  the noise again!! I got out checked the Muffler again to be sure it
>  was attached and it was! So it was not a rattling muffler, this
>  morning I got under the van an again checked for all the pipes to
>  solid with no wiggle, they are all rock solid!
>
>  What is going on!
>
>  It sounds like something hitting the frame and vibrating up to the
>  front, and appears to be coming from the passenger side to me. It
>  comes and goes and sounds at times likes it tied to the rotation of
>  tire as the timing of the banging seems to coinside with speed ratio.
>
>  Has anyone ever heard of anything like this? Any leads?
>
>  Also one other question What Power steering Fluid should I be using? I
>  was really low yesterday and NAPA said I could use Valvoline long life
>  (for extended older vehicles).
>
>  Thanks in advance for any insight you might be able to share.
>
>  --
>  Rob
>  NYC/Bloomingburg NY
>  88 Wolfsburg, Silver
>  234,000 miles - automatic
>  AIM: rmstewart@mac.com
>

--
Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"

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