my assumption on the spiral was that it had somthing to do with your remote
to unlock the doors. Now the dots I just figured they were an instant
deicer. See I read a message in the chevy group and someone had replied but
I didnt think that it was true.
> > Ok, was wondering if anyone could tell me the real reason for the spirals
> > around the antenna on my truck and the black dots on the top of the
[quoted text clipped - 11 lines]
> Glenn Beasley
> Chrysler Tech
maxpower - 25 Oct 2005 20:58 GMT
> my assumption on the spiral was that it had somthing to do with your remote
> to unlock the doors. Now the dots I just figured they were an instant
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> > Glenn Beasley
> > Chrysler Tech
Once again, model and year?
blueeyes269 - 25 Oct 2005 21:37 GMT
The black dots or Dot Matrix are sun protection. The cost of the vinyl
ply with the tinting on the edge has been slowly phased out as a cost
saving measure. Almost all new vehicles sold have the winshield edges
painted to hide the sealer. With less trim and edges even exposed like the
Jeep liberty it is a cheap way to cover things up. Now some Makers have
automatic de-icers but this is an expensive option. And damn hard to make.
Also if there are only a couple of dots they may be robot locating points
for installation.
Rick
Adam - 25 Oct 2005 22:13 GMT
I have a 99 GMC Jimmy
> > my assumption on the spiral was that it had somthing to do with your
> remote
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> >
> Once again, model and year?
maxpower - 25 Oct 2005 23:48 GMT
> I have a 99 GMC Jimmy
> >
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> > >
> > Once again, model and year?
Umm, why not ask this question in a chevy room
Adam - 26 Oct 2005 02:15 GMT
I asked this question in the chevy room but had a smartass answer the
question and I didnt think he knew what he was talking about
> > I have a 99 GMC Jimmy
> > >
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> >
> Umm, why not ask this question in a chevy room
David - 26 Oct 2005 05:37 GMT
>I asked this question in the chevy room but had a smartass answer the
> question and I didnt think he knew what he was talking about
So, You bothered Chrysler people? I know we are smarter then Chevy people.
We have to answer there questions for them ;)
Steve W. - 27 Oct 2005 03:41 GMT
The spiral is actually cut into the stainless shaft that the antenna is
made from. The end ball and the mounting screw fitting with locktite are
then pressed on. Then it goes through a wash and pretreat and then
through a powder coat booth. Ford and Chrysler were the first to use the
spiral cut to both reduce wind noise and to reduce antenna harmonic
motion due to wind drag. GM followed VERY shortly, The only real
drawback is the spiral cut antennas are not as strong as the standard
shaft units and they make lousy window breakers ( take a course on EMS
vehicle extrication for that neat trick ) because of it.
Oh and if you own a Ford or Chrysler with a fixed antenna it was
probably made in Amsterdam NY by Ward Products. The chrome or black
spanner nut securing it was produced by Manth/Brownell near Kirkville
NY. It was also painted by either WW Custom Clad or Sumax powder
coaters. And at least 30,000 of them were scrapped after WW had a fire
that damaged the coating after they were processed.

Signature
Steve
> > > Ok, was wondering if anyone could tell me the real reason for the
> spirals
[quoted text clipped - 15 lines]
> > Glenn Beasley
> > Chrysler Tech