I do get heat, just not always. I will go have the system pressure checked
tomorrow. Could it still be the water pump even if I can visibly see the
coolant moving with the cap off and it running?
Jason
""Ronald Wong"" <ron-wong@cox.net> wrote in message
news:NDBBIHDGKKJOIJDEOCBMKENLFMAA.ron-wong@cox.net...
>
> I told him to do that yesterday, Will. One of the first problems in
engine
> cooling...pressure pressure pressure. It ain't the temp sensor. They do
go
> but usually they're one of the last things to go. After all that I've
read,
> I'd be willing to bet he's got a water pump bearing going, going, gone?
> Why? One of his statements was the heater is on but no heat is coming
out.
> Can't get heat if pump ain't pumping. If it was a pressure loss, you
would
> still get heat and plenty of it.
>
> Ron
> 00 PB SLT QC 4X2 5.9 46RE 3.92 LSD
> For modifications see my DML Profile (URL follows)
> http://www.twistedbits.net/WWWProfile/dakota/Kw9pV1EkFeOYY
>
>
> -----Original Message-----
> From: owner-dakota-truck@dakota-truck.net
> [mailto:owner-dakota-truck@dakota-truck.net]On Behalf Of
> ABeerCan@aol.com
> Sent: Monday, July 08, 2002 5:09 PM
> To: dakota-truck@dakota-truck.net
> Subject: DML: Re: I need serious help... (Update)
>
>
>
> << I just went out and started the truck and let it run for about 10-15
> minutes. I removed the radiator cap and stuck a meat thermometer in to
> check the temp. The temp is sitting right around 190 degrees which is
what
> the gauge is showing. I can also see the coolant clearly moving through
> the
> tube. This tells me that at least the pump is pumping the water, the
> t-stat
> is opening to allow the flow, and the temp sensor is at least showing the
> correct temp right now. Not sure what to check next.
> Jason >>
>
> Jason,
> Since the truck seems to run hot inconsistently and you are also
loosing
> coolant with no signs of a leak, have you checked your head gaskets? I
know
> that sounds odd, but stuff happens. I would take the truck to a shop that
> can do a pressure check on the cooling system. They should remove the
> radiator cap, use a tool that attaches where the cap was and then
pressurize
> the system. This will tell if you have a leak somewhere. They can also
add
> a UV indicator that will fluoresce under a black light if the leak is
> external. I know it seems odd that the head gaskets might have already
gone
> out, but it can happen. When you produce products by the 100,000s
something
> will go wrong somewhere and always slip by inspection. HTH
>
> The other Will
>
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