Re: RE: Re: Re: 4.7 to 3.7 = more problems???

From: Arnoldo Silva (silva@rio.bravo.net)
Date: Tue Feb 27 2001 - 01:14:58 EST


man you got serious problems with your head bro theres nothing wrong with
your truck run the thing and forget about it. i thought i was anal
 about my truck i dont want to insult you but damn your weird.

arnold

----- Original Message -----
From: "Will Coughlin" <willcoughlin@hotmail.com>
To: <dakota-truck@buffnet.net>
Sent: Monday, February 26, 2001 11:44 PM
Subject: Re: DML: RE: Re: Re: 4.7 to 3.7 = more problems???

> True, it very well may be running as designed.I would just like to see it
> run a little cooler.I've never been one to just ignore problems,or
> irregularities. The dealer did want to sit the truck outside and let it
run
> and overheat,just to see what was causing the problem.I would not let them
> do it.If I leave it idling in warm weather(above 50*),it takes about 2
> minutes to get "hot"(205ish) without the air on.With the air on,it takes
> about 15-17 minutes to warm up to the same place on the gauge.When it is
> cool(less than 45*),I can usually leave the truck idling with the a/c or
hot
> on defrost without it getting to 205.Without the A/C, it will go to
205*,and
> I don't know how much hotter it will get,as I haven't tried it.Ideally the
> motor would have a pre-luber on it so I wouldn't be as concerned about the
> starts,but it doesn't. Maybe one day I can add one, but I don't see much
> point after you've ever started one without it. I'm concerned about oil
> coking on the underside of the valve covers,timing covers,etc. when I shut
> it down hot.That's why I don't shut it off and restart it while pumping
fuel
> in it.Head cracking/warping and blowing headgaskets are very common
problems
> among Iron block/Aluminum head ebgines.I've never seen a 4.7L come apart
or
> fail due to this, but all the other Aluminum on Iron costruction engines
> I've seen have had problems with this.I am good friends with the service
> manager at the local deal and I talk to him all the time.He has seen
> numerous chevrolet "vortec" motors blow head gaskets,and most all that
blew
> the gasket had a cracked or warped head.These problems were directly
traced
> to a cooling problem that chevrolet had with some trucks equipped one
> certain way.End result-motors saw 240*-250*,and they started losing water
> due to one of the above problems.He said that any truck that has been in
for
> service and has been known to run warm or has overheated-they will not
trade
> for it.He said it's almost gauranteed to have the head/gasket problems,so
> they won't deal with them.Ford recently sent a bulletin to dealers about a
> revised headgasket design for the "triton" motors,because of the large
> amount of failures they were having.My friends 2001 Ford F-150 5.4L/auto
> went in for service,and they "accidentaly" left it running with a fender
> cover over the grille.The DRB showed 252* coolant temp when they realized
it
> and shut it off.The truck has been through 4 headgaskets,2 heads,and on
> intake manifold and gasket set trying to chase an internal loss of coolant
> ever since. I'm just waiting to hear about the first 4.7L with a similar
> problem.
>
> Will Coughlin willcoughlin@hotmail.com
> '00 reg.cab,2wd,4.7L/hd5-spd/3.92sg(9.25")
> http://www.geocities.com/willcoughlin/index.html
>
> ----Original Message Follows----
> From: Doug Fedeli <rdf@eznet.net>
> Reply-To: dakota-truck@buffnet.net
> To: dakota-truck-moderator@bent.twistedbits.net
> Subject: Re: DML: RE: Re: Re: 4.7 to 3.7 = more problems???
> Date: Mon, 26 Feb 2001 16:06:32 -0600
>
> Will,
> I have to agree with Jon and Ronald about the coolant temp in your truck.
It
> looks like your truck is running properly. If there is a problem with the
> cooling system that the dealer missed you should let it run and if it
truly
> over heats, let the dealer replace the engine under warranty. Don't baby
it
> now
> and end up having to pay for it after the warranty runs out. I realize you
> don't like to start the truck if you don't have to. Letting the truck sit
> and
> idle just builds up heat faster since the only air moving through the
> radiator
> is from the fans. If you have the AC on it just builds more heat. The
other
> thing that worries me is letting it idle while pumping gas but that's
> another
> problem. I don't think the lubed surfaces in the engine will dry off in
the
> time it takes you to pump the gas. Where did you hear about head and head
> gasket problems?
>
> Doug Fedeli
>
>
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>



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