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-   -   Losing Coolant and dropping oil pressure gauge (https://www.jeepscanada.com/jeep-mailing-list-32/losing-coolant-dropping-oil-pressure-gauge-42705/)

Earle Horton 12-15-2006 12:31 PM

Re: Losing Coolant and dropping oil pressure gauge
 
If you have to use this stuff make sure that the engine is running when you
pour it in slowly, or you could lock up your water pump or jam your
thermostat open or closed.

If it is not dripping on the ground, then a gallon a month has to be 99.99%
surely a head gasket.

Earle

"tk" <thomas_kessler@comcast.net> wrote in message
news:1166163076.059319.315190@n67g2000cwd.googlegr oups.com...
> I guess I am not convinced that it is the head gasket since there is
> not anything to confirm this. The engine and trans oil are OK, the
> plugs are OK hence nothing to indicate a blown gasket yet. The checking
> for gases would confim a possible head gasket replacement.
>
> If the pressure test holds with the stop leak then it a fix, maybe it
> lasts for 5 years or 5 days. Additives and stop leaks do work, just
> about every car manufacturer uses them.
>
> Yes I agree if you have a corroded radiator this may bridge already
> small corroded passages within the radiator or accelarate the
> replacement that would be needed anyway.
>
> Looking at $700-1000 for a head gasket makes dropping 3 bucks a
> calculated risk on a crummy radiator.
>
> Tom
>
>
> Outatime wrote:
> > > Where do you find the coolant strips to test for gases?

> >
> > These are rarely sold to the public; best solution is to drive on over
> > to a local radiator shop and ask them to test for the presense of
> > hydrocarbons.
> >
> > > I am going to run a bottle of Bar's Leak in and then recheck the
> > > pressure, hopefully that will seal up whatever it is as I have had

good
> > > luck with there product in the past....

> >
> > This is a band-aid on an amputated limb. Radiator salesman love Bar's
> > Stop Leak. You can try it, but then be prepared to shell out the big
> > bucks for gasket replacement anyway. Then be prepared to replace the
> > radiator if it was marginal to begin with.

>




Earle Horton 12-15-2006 01:39 PM

Re: Losing Coolant and dropping oil pressure gauge
 
"DougW" <post.replies@invalid.address> wrote in message
news:PZAgh.17155$Rj.17001@newsfe19.lga...
> Earle Horton wrote:
> > If you have to use this stuff make sure that the engine is running
> > when you pour it in slowly, or you could lock up your water pump or
> > jam your thermostat open or closed.
> >
> > If it is not dripping on the ground, then a gallon a month has to be
> > 99.99% surely a head gasket.

>
> One thing not mentioned is the overflow bottle. If that sucker
> springs a leak it will drain coolant as you drive then suck
> air back into the radiator. As the radiator builds with air the
> boiling point goes down and then what goes out is mostly steam.


One thing that I like about overflow bottles, is that they are made out of
that kind of plastic that is going to dry out and crack after, say, fifteen
years. Then it will be a special order part or no longer available, and of
course shaped so that nothing but the exact replacement is going to fit.
You might have something here, which is why I said "99.99% sure".

>
> The best thing to do is a pressure test. Simple, cheap, and Autozone
> has the tool on free rental.
>

A pressure tester won't find anything wrong with the overflow bottle, as
they are open to the air, so that should get a thorough inspection.

Earle



Earle Horton 12-15-2006 01:39 PM

Re: Losing Coolant and dropping oil pressure gauge
 
"DougW" <post.replies@invalid.address> wrote in message
news:PZAgh.17155$Rj.17001@newsfe19.lga...
> Earle Horton wrote:
> > If you have to use this stuff make sure that the engine is running
> > when you pour it in slowly, or you could lock up your water pump or
> > jam your thermostat open or closed.
> >
> > If it is not dripping on the ground, then a gallon a month has to be
> > 99.99% surely a head gasket.

>
> One thing not mentioned is the overflow bottle. If that sucker
> springs a leak it will drain coolant as you drive then suck
> air back into the radiator. As the radiator builds with air the
> boiling point goes down and then what goes out is mostly steam.


One thing that I like about overflow bottles, is that they are made out of
that kind of plastic that is going to dry out and crack after, say, fifteen
years. Then it will be a special order part or no longer available, and of
course shaped so that nothing but the exact replacement is going to fit.
You might have something here, which is why I said "99.99% sure".

>
> The best thing to do is a pressure test. Simple, cheap, and Autozone
> has the tool on free rental.
>

A pressure tester won't find anything wrong with the overflow bottle, as
they are open to the air, so that should get a thorough inspection.

Earle



Earle Horton 12-15-2006 01:39 PM

Re: Losing Coolant and dropping oil pressure gauge
 
"DougW" <post.replies@invalid.address> wrote in message
news:PZAgh.17155$Rj.17001@newsfe19.lga...
> Earle Horton wrote:
> > If you have to use this stuff make sure that the engine is running
> > when you pour it in slowly, or you could lock up your water pump or
> > jam your thermostat open or closed.
> >
> > If it is not dripping on the ground, then a gallon a month has to be
> > 99.99% surely a head gasket.

>
> One thing not mentioned is the overflow bottle. If that sucker
> springs a leak it will drain coolant as you drive then suck
> air back into the radiator. As the radiator builds with air the
> boiling point goes down and then what goes out is mostly steam.


One thing that I like about overflow bottles, is that they are made out of
that kind of plastic that is going to dry out and crack after, say, fifteen
years. Then it will be a special order part or no longer available, and of
course shaped so that nothing but the exact replacement is going to fit.
You might have something here, which is why I said "99.99% sure".

>
> The best thing to do is a pressure test. Simple, cheap, and Autozone
> has the tool on free rental.
>

A pressure tester won't find anything wrong with the overflow bottle, as
they are open to the air, so that should get a thorough inspection.

Earle



DougW 12-15-2006 01:47 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Earle Horton wrote:

> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".


Yea.. not only do they crack but they make the darn things out of a plasic
that can't be thermally welded or epoxied. :( I've had some luck with
sheet aluminum and rtv/screws.


> A pressure tester won't find anything wrong with the overflow bottle,
> as they are open to the air, so that should get a thorough inspection.


It will if you use the stopper head from the kit and test the bottle. :)

Guess you could have a new one made.
http://fluids.flambeau.com/

--
DougW



DougW 12-15-2006 01:47 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Earle Horton wrote:

> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".


Yea.. not only do they crack but they make the darn things out of a plasic
that can't be thermally welded or epoxied. :( I've had some luck with
sheet aluminum and rtv/screws.


> A pressure tester won't find anything wrong with the overflow bottle,
> as they are open to the air, so that should get a thorough inspection.


It will if you use the stopper head from the kit and test the bottle. :)

Guess you could have a new one made.
http://fluids.flambeau.com/

--
DougW



DougW 12-15-2006 01:47 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Earle Horton wrote:

> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".


Yea.. not only do they crack but they make the darn things out of a plasic
that can't be thermally welded or epoxied. :( I've had some luck with
sheet aluminum and rtv/screws.


> A pressure tester won't find anything wrong with the overflow bottle,
> as they are open to the air, so that should get a thorough inspection.


It will if you use the stopper head from the kit and test the bottle. :)

Guess you could have a new one made.
http://fluids.flambeau.com/

--
DougW



tk 12-15-2006 02:03 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Checked the overflow bottle and it is fine too. Again did the Autozone
pressure test and there is slow dropping pressure but no external leak.


Stop leak is in after running it for about an hour last night. I
pressure tested it againg this morning cold and the pressure drop is
still there. How long does it take stop leak to work?

Well if it's the head gasket then where is the coolant going then?

Trans and Engine oil are not contaminated with coolant
Spark plugs all look okay

It's got me perplexed and at my wit's end so I am taking it to the
dealer on Tuesday, Park Jeep here in Burnsville to have them continue
diagnosing this and the oil pressure gauge too...

Thanks,

Tom

Earle Horton wrote:
> "DougW" <post.replies@invalid.address> wrote in message
> news:PZAgh.17155$Rj.17001@newsfe19.lga...
> > Earle Horton wrote:
> > > If you have to use this stuff make sure that the engine is running
> > > when you pour it in slowly, or you could lock up your water pump or
> > > jam your thermostat open or closed.
> > >
> > > If it is not dripping on the ground, then a gallon a month has to be
> > > 99.99% surely a head gasket.

> >
> > One thing not mentioned is the overflow bottle. If that sucker
> > springs a leak it will drain coolant as you drive then suck
> > air back into the radiator. As the radiator builds with air the
> > boiling point goes down and then what goes out is mostly steam.

>
> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".
>
> >
> > The best thing to do is a pressure test. Simple, cheap, and Autozone
> > has the tool on free rental.
> >

> A pressure tester won't find anything wrong with the overflow bottle, as
> they are open to the air, so that should get a thorough inspection.
>
> Earle



tk 12-15-2006 02:03 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Checked the overflow bottle and it is fine too. Again did the Autozone
pressure test and there is slow dropping pressure but no external leak.


Stop leak is in after running it for about an hour last night. I
pressure tested it againg this morning cold and the pressure drop is
still there. How long does it take stop leak to work?

Well if it's the head gasket then where is the coolant going then?

Trans and Engine oil are not contaminated with coolant
Spark plugs all look okay

It's got me perplexed and at my wit's end so I am taking it to the
dealer on Tuesday, Park Jeep here in Burnsville to have them continue
diagnosing this and the oil pressure gauge too...

Thanks,

Tom

Earle Horton wrote:
> "DougW" <post.replies@invalid.address> wrote in message
> news:PZAgh.17155$Rj.17001@newsfe19.lga...
> > Earle Horton wrote:
> > > If you have to use this stuff make sure that the engine is running
> > > when you pour it in slowly, or you could lock up your water pump or
> > > jam your thermostat open or closed.
> > >
> > > If it is not dripping on the ground, then a gallon a month has to be
> > > 99.99% surely a head gasket.

> >
> > One thing not mentioned is the overflow bottle. If that sucker
> > springs a leak it will drain coolant as you drive then suck
> > air back into the radiator. As the radiator builds with air the
> > boiling point goes down and then what goes out is mostly steam.

>
> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".
>
> >
> > The best thing to do is a pressure test. Simple, cheap, and Autozone
> > has the tool on free rental.
> >

> A pressure tester won't find anything wrong with the overflow bottle, as
> they are open to the air, so that should get a thorough inspection.
>
> Earle



tk 12-15-2006 02:03 PM

Re: Losing Coolant and dropping oil pressure gauge
 
Checked the overflow bottle and it is fine too. Again did the Autozone
pressure test and there is slow dropping pressure but no external leak.


Stop leak is in after running it for about an hour last night. I
pressure tested it againg this morning cold and the pressure drop is
still there. How long does it take stop leak to work?

Well if it's the head gasket then where is the coolant going then?

Trans and Engine oil are not contaminated with coolant
Spark plugs all look okay

It's got me perplexed and at my wit's end so I am taking it to the
dealer on Tuesday, Park Jeep here in Burnsville to have them continue
diagnosing this and the oil pressure gauge too...

Thanks,

Tom

Earle Horton wrote:
> "DougW" <post.replies@invalid.address> wrote in message
> news:PZAgh.17155$Rj.17001@newsfe19.lga...
> > Earle Horton wrote:
> > > If you have to use this stuff make sure that the engine is running
> > > when you pour it in slowly, or you could lock up your water pump or
> > > jam your thermostat open or closed.
> > >
> > > If it is not dripping on the ground, then a gallon a month has to be
> > > 99.99% surely a head gasket.

> >
> > One thing not mentioned is the overflow bottle. If that sucker
> > springs a leak it will drain coolant as you drive then suck
> > air back into the radiator. As the radiator builds with air the
> > boiling point goes down and then what goes out is mostly steam.

>
> One thing that I like about overflow bottles, is that they are made out of
> that kind of plastic that is going to dry out and crack after, say, fifteen
> years. Then it will be a special order part or no longer available, and of
> course shaped so that nothing but the exact replacement is going to fit.
> You might have something here, which is why I said "99.99% sure".
>
> >
> > The best thing to do is a pressure test. Simple, cheap, and Autozone
> > has the tool on free rental.
> >

> A pressure tester won't find anything wrong with the overflow bottle, as
> they are open to the air, so that should get a thorough inspection.
>
> Earle




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