I haven't had the dash apart in quite a while so I'm not sure the correct part
#, but if you have a number on yours or if anyone remembers the correct voltage,
these type of regulators are commonly available through electronics parts
stores.  If you need more info, tell me and I'll get more serious about the
details.
Mark Rokus

Joseph J. Liasse wrote:

>      I am on my 4th one of these. Each one I put in will work for a while
> (from 2-6 months) and then will suddenly "half blow" (for lack of a better
> term). In the "half blown" state both the fuel and temp gages will read
> about 1/3 more than they should.  This will remain for anywhere from 2 weeks
> to 3 months when the chip will finally die compleatly. During all of this
> the clock may, or may not, speed up or slow down. For the first 2 chips the
> clock went nuts about a week before the "half blow" and stayed nuts until
> the chip was replaced, For the last 2 chips all was well with the clock.
>    I have been unable to find a cause for this. I have the Bently Manual. In
> there are three pictures of the chip. All are shown with all three legs
> inserted into connectors. On my Van there are only 2 connectors; the middle
> leg is hanging in the air, not connected to anything. Rumaging through the
> junk yards  I have seen 3 other dashboards (year unknown) these also have
> the middle leg hanging in the air.
>    The wireing diagrams I have in the Manual also have the middle leg
> connected so I cannot trust any troubleshooting I have done.
>
>   Can anyone out there with a "two legged" chip help me with this?
>   Anyone know where I can get "tow legged" wireing diagrams?
>   What is the source of these "three legged" pictures and wireing diagrams?
>
>   If all else fails, anyone know where I can pick up a couple hundred of
> these Voltage Stabilizers cheap?