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Back Again Wtih the 1995 lesabre Starts- wont Run.

 
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Tom A

External


Since: Jan 21, 2008
Posts: 16



(Msg. 1) Posted: Fri Jan 25, 2008 6:32 pm
Post subject: Back Again Wtih the 1995 lesabre Starts- wont Run.
Archived from groups: alt>autos>gm (more info?)

This is kind of a never ending story of the car that will start but not run.
So far I have put in a new battery, charged to full cap. 14.4 volts, checked
All Fuses under dash and under hood Max fuses. Checked power to underhood
fuses w key off 4-6 volts [veries] Then with the ignition in the run
position - 14 volts. to all fuses. Same story - the engine will crank,
start, run for about 2-4 seconds then die like it was shut off. I can
hear the fuel pump kick in when I turn the key on, sounds like it always
did. I assume its getting fuel and spark as it starts for a brief run over
and over again. Just won't stay running so I guess a code reader will be not
much help at this point. but I do have a good didgital multimeter. Now i'm
wondering what could be the problem. Ignition module? coils?
Oh yeah: almost forgot, The engine will stumble some at 45-50mph under light
load, has been doing that for about 11,000 miles now. Letting up and kicking
down cures that temp anyway. Could be related? Any test procedures
anybody knows of that can be done ON the car? Don't really want to start
replacing parts at random. Got more time than money so testing is not a
problem.
Thanks for the previous replys, Tom A

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Mike

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Since: Mar 08, 2006
Posts: 185



(Msg. 2) Posted: Fri Jan 25, 2008 11:55 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"Tom A" <inamellamot RemoveThis @comcast.net> wrote in message
news:OeydnXvWIIs94gfanZ2dnUVZ_tCrnZ2d@comcast.com...
> This is kind of a never ending story of the car that will start but not run.
> So far I have put in a new battery, charged to full cap. 14.4 volts, checked
> All Fuses under dash and under hood Max fuses. Checked power to underhood
> fuses w key off 4-6 volts [veries] Then with the ignition in the run
> position - 14 volts. to all fuses. Same story - the engine will crank,
> start, run for about 2-4 seconds then die like it was shut off. I can
> hear the fuel pump kick in when I turn the key on, sounds like it always
> did. I assume its getting fuel and spark as it starts for a brief run over
> and over again. Just won't stay running so I guess a code reader will be not
> much help at this point. but I do have a good didgital multimeter. Now i'm
> wondering what could be the problem. Ignition module? coils?
> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under light
> load, has been doing that for about 11,000 miles now. Letting up and kicking
> down cures that temp anyway. Could be related? Any test procedures
> anybody knows of that can be done ON the car? Don't really want to start
> replacing parts at random. Got more time than money so testing is not a
> problem.
> Thanks for the previous replys, Tom A


You say that it will start but not run, then you say it stumbles at 45-50
mph. If it will not run how do you drive it ??

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Gosi

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Since: Apr 19, 2007
Posts: 131



(Msg. 3) Posted: Sat Jan 26, 2008 2:08 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On Jan 26, 12:32 am, "Tom A" <inamella... DeleteThis @comcast.net> wrote:
> This is kind of a never ending story of the car that will start but not run.
> So far I have put in a new battery, charged to full cap. 14.4 volts, checked
> All Fuses under dash and under hood Max fuses. Checked power to underhood
> fuses w key off  4-6 volts [veries] Then with the ignition in the run
> position - 14 volts. to all fuses.  Same story - the engine will crank,
> start, run for about 2-4 seconds  then  die like it was shut off.  I can
> hear the fuel pump kick in when I turn the key on, sounds like it always
> did. I  assume its getting fuel and spark as it starts for a brief run  over
> and over again. Just won't stay running so I guess a code reader will be not
> much help at this point. but I do have  a good didgital multimeter. Now i'm
> wondering what could be the problem.  Ignition module? coils?
> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under light
> load, has been doing that for about 11,000 miles now. Letting up and kicking
> down cures that temp anyway. Could be related?    Any test procedures
> anybody knows of that can be done ON the car?  Don't really want to start
> replacing parts at random. Got more time than money so testing is not a
> problem.
>   Thanks for the previous replys,    Tom  A

Looks like there is a hole in the hoses leading petrol into the
machine somewhere.
Sometimes the pipes are full but sometimes you will be getting nothing
but air.
The rubber hoses may be rotten and the hole may not always be open.
It can be hard to find such a problem.
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Gosi

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Since: Apr 19, 2007
Posts: 131



(Msg. 4) Posted: Sat Jan 26, 2008 8:31 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On Jan 26, 3:54 pm, "Tom A" <inamella....RemoveThis@comcast.net> wrote:
> They say they found that information in the  "book of common problems"  I
> wouldn't mind having one of those books.

Before you buy a car be sure to look up the garage and put a
measurement on how thick this book is for the type of car you intend
to buy.

The reason for hiding that book from you is exactly the reason why GM
is now failing.
Too many have seen the book.
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Gosi

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Since: Apr 19, 2007
Posts: 131



(Msg. 5) Posted: Sat Jan 26, 2008 9:15 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On Jan 26, 4:34 pm, "Tom A" <inamella... RemoveThis @comcast.net> wrote:
> "Gosi" <gos... RemoveThis @gmail.com> wrote in message
>
> news:c0dc480d-f497-4f38-b9db-1c2cc76318f7@h11g2000prf.googlegroups.com...
> On Jan 26, 12:32 am, "Tom A" <inamella... RemoveThis @comcast.net> wrote:
>
>
>
> > This is kind of a never ending story of the car that will start but not
> > run.
> > So far I have put in a new battery, charged to full cap. 14.4 volts,
> > checked
> > All Fuses under dash and under hood Max fuses. Checked power to underhood
> > fuses w key off 4-6 volts [veries] Then with the ignition in the run
> > position - 14 volts. to all fuses. Same story - the engine will crank,
> > start, run for about 2-4 seconds then die like it was shut off. I can
> > hear the fuel pump kick in when I turn the key on, sounds like it always
> > did. I assume its getting fuel and spark as it starts for a brief run over
> > and over again. Just won't stay running so I guess a code reader will be
> > not
> > much help at this point. but I do have a good didgital multimeter. Now i'm
> > wondering what could be the problem. Ignition module? coils?
> > Oh yeah: almost forgot, The engine will stumble some at 45-50mph under
> > light
> > load, has been doing that for about 11,000 miles now. Letting up and
> > kicking
> > down cures that temp anyway. Could be related? Any test procedures
> > anybody knows of that can be done ON the car? Don't really want to start
> > replacing parts at random. Got more time than money so testing is not a
> > problem.
> > Thanks for the previous replys, Tom A
>
> Looks like there is a hole in the hoses leading petrol into the
> machine somewhere.
> Sometimes the pipes are full but sometimes you will be getting nothing
> but air.
> The rubber hoses may be rotten and the hole may not always be open.
> It can be hard to find such a problem.
>
> That maybe the problem,  So how about this? To find a leak in the gas line I
> wrap a rag around an air nozzle and apply to the filler pipe and pressurize
> the fuel system a little. Mabey that will show a small leak with wetness
> around it.   If it blows off a rotten hose  all the easier to find. I will
> try that as soon as it quits snowing. Im working outside and it's winter
> obviously.    Thanks for the idea  I was focusing just on elect. and not
> considering the fuel side.       Tom  A

I had this kind of problem.
Taking it into the garage over and over.
Different garages check pretty much everything.
At least that is what I paid for after being towed several times when
the car stopped at irregular basis.
I once stopped intentionally in nice weather and went outside to look
at the scenary and smelled petrol and looked at the engine.
Sure enough some had been pouring out from a small rotten hose.
I went to the nearest garage and had that hose replaced.
The petrol use went down by 1/3 immediately.
This was in a 4 year old car and the rotten hose had been put there by
a bad mechanic in a garage but nobody of the experts looking at it
later noticed anything.
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Tom A

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Since: Jan 21, 2008
Posts: 16



(Msg. 6) Posted: Sat Jan 26, 2008 9:54 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"Mike" <mik.DeleteThis@localnet.com> wrote in message
news:BGxmj.2898$7d1.95@news01.roc.ny...
>
> "Tom A" <inamellamot.DeleteThis@comcast.net> wrote in message
> news:OeydnXvWIIs94gfanZ2dnUVZ_tCrnZ2d@comcast.com...
>> This is kind of a never ending story of the car that will start but not
>> run. So far I have put in a new battery, charged to full cap. 14.4 volts,
>> checked All Fuses under dash and under hood Max fuses. Checked power to
>> underhood fuses w key off 4-6 volts [veries] Then with the ignition in
>> the run position - 14 volts. to all fuses. Same story - the engine will
>> crank, start, run for about 2-4 seconds then die like it was shut off.
>> I can hear the fuel pump kick in when I turn the key on, sounds like it
>> always did. I assume its getting fuel and spark as it starts for a brief
>> run over and over again. Just won't stay running so I guess a code
>> reader will be not much help at this point. but I do have a good
>> didgital multimeter. Now i'm wondering what could be the problem.
>> Ignition module? coils?
>> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under
>> light load, has been doing that for about 11,000 miles now. Letting up
>> and kicking down cures that temp anyway. Could be related? Any test
>> procedures anybody knows of that can be done ON the car? Don't really
>> want to start replacing parts at random. Got more time than money so
>> testing is not a problem.
>> Thanks for the previous replys, Tom A
>
>
> You say that it will start but not run, then you say it stumbles at 45-50
> mph. If it will not run how do you drive it ??
>
Well Mike, the short answer is - You Don't. Of course I was talking about
the time when it WAS running up till the time it won't. Thats now. Yes it
will start but will not continue to run longer than a few seconds. When it
was running it would "jiggle"? at a light load like up a mild incline. I
have recently been told that this may me more to do with the transmission
than the engine. Something to do with the lockup converter slipping or the
like. I was told by a shop to put an additive in the trany to help that.
They say they found that information in the "book of common problems" I
wouldn't mind having one of those books. Anyway thats more information
than you wanted to hear -see? but thanks for the reply. Tom A
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Tom A

External


Since: Jan 21, 2008
Posts: 16



(Msg. 7) Posted: Sat Jan 26, 2008 10:34 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"Gosi" <gosinn.DeleteThis@gmail.com> wrote in message
news:c0dc480d-f497-4f38-b9db-1c2cc76318f7@h11g2000prf.googlegroups.com...
On Jan 26, 12:32 am, "Tom A" <inamella....DeleteThis@comcast.net> wrote:
> This is kind of a never ending story of the car that will start but not
> run.
> So far I have put in a new battery, charged to full cap. 14.4 volts,
> checked
> All Fuses under dash and under hood Max fuses. Checked power to underhood
> fuses w key off 4-6 volts [veries] Then with the ignition in the run
> position - 14 volts. to all fuses. Same story - the engine will crank,
> start, run for about 2-4 seconds then die like it was shut off. I can
> hear the fuel pump kick in when I turn the key on, sounds like it always
> did. I assume its getting fuel and spark as it starts for a brief run over
> and over again. Just won't stay running so I guess a code reader will be
> not
> much help at this point. but I do have a good didgital multimeter. Now i'm
> wondering what could be the problem. Ignition module? coils?
> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under
> light
> load, has been doing that for about 11,000 miles now. Letting up and
> kicking
> down cures that temp anyway. Could be related? Any test procedures
> anybody knows of that can be done ON the car? Don't really want to start
> replacing parts at random. Got more time than money so testing is not a
> problem.
> Thanks for the previous replys, Tom A

Looks like there is a hole in the hoses leading petrol into the
machine somewhere.
Sometimes the pipes are full but sometimes you will be getting nothing
but air.
The rubber hoses may be rotten and the hole may not always be open.
It can be hard to find such a problem.


That maybe the problem, So how about this? To find a leak in the gas line I
wrap a rag around an air nozzle and apply to the filler pipe and pressurize
the fuel system a little. Mabey that will show a small leak with wetness
around it. If it blows off a rotten hose all the easier to find. I will
try that as soon as it quits snowing. Im working outside and it's winter
obviously. Thanks for the idea I was focusing just on elect. and not
considering the fuel side. Tom A
 >> Stay informed about: Back Again Wtih the 1995 lesabre Starts- wont Run. 
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jdl

External


Since: Mar 17, 2005
Posts: 8



(Msg. 8) Posted: Sat Jan 26, 2008 10:41 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

You might check fuel pressure. If you spray a little carb cleaner in the
throttle-body, will it run longer? If you try that, take the air-duct
loose from the throttle-body, open the throttle valve, spray a little in
there, try not to spray it on any sensors. I would also check for codes.
My information says your OBD11 so you need an OBD11 code reader or
scanner.

If you open the throttle valve a little, will it stay running?

--
Message posted using http://www.talkaboutautos.com/group/alt.autos.gm/
More information at http://www.talkaboutautos.com/faq.html
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Steve W.

External


Since: Oct 30, 2007
Posts: 182



(Msg. 9) Posted: Sat Jan 26, 2008 12:03 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

Tom A wrote:
> "Gosi" <gosinn.RemoveThis@gmail.com> wrote in message
> news:c0dc480d-f497-4f38-b9db-1c2cc76318f7@h11g2000prf.googlegroups.com...
> On Jan 26, 12:32 am, "Tom A" <inamella....RemoveThis@comcast.net> wrote:
>> This is kind of a never ending story of the car that will start but not
>> run.
>> So far I have put in a new battery, charged to full cap. 14.4 volts,
>> checked
>> All Fuses under dash and under hood Max fuses. Checked power to underhood
>> fuses w key off 4-6 volts [veries] Then with the ignition in the run
>> position - 14 volts. to all fuses. Same story - the engine will crank,
>> start, run for about 2-4 seconds then die like it was shut off. I can
>> hear the fuel pump kick in when I turn the key on, sounds like it always
>> did. I assume its getting fuel and spark as it starts for a brief run over
>> and over again. Just won't stay running so I guess a code reader will be
>> not
>> much help at this point. but I do have a good didgital multimeter. Now i'm
>> wondering what could be the problem. Ignition module? coils?
>> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under
>> light
>> load, has been doing that for about 11,000 miles now. Letting up and
>> kicking
>> down cures that temp anyway. Could be related? Any test procedures
>> anybody knows of that can be done ON the car? Don't really want to start
>> replacing parts at random. Got more time than money so testing is not a
>> problem.
>> Thanks for the previous replys, Tom A
>
> Looks like there is a hole in the hoses leading petrol into the
> machine somewhere.
> Sometimes the pipes are full but sometimes you will be getting nothing
> but air.
> The rubber hoses may be rotten and the hole may not always be open.
> It can be hard to find such a problem.
>
>
> That maybe the problem, So how about this? To find a leak in the gas line I
> wrap a rag around an air nozzle and apply to the filler pipe and pressurize
> the fuel system a little. Mabey that will show a small leak with wetness
> around it. If it blows off a rotten hose all the easier to find. I will
> try that as soon as it quits snowing. Im working outside and it's winter
> obviously. Thanks for the idea I was focusing just on elect. and not
> considering the fuel side. Tom A
>
>

Unless you want to find out just how easy it is to blow out the gas tank
I wouldn't advise using air to pressurize the tank/lines.

Now that you have done some testing and discovered that it doesn't
matter if you hold the key, I would start by checking the fuel pressure,
Hook up the gauge, turn on the key and see what you have. Also run a
flow test on it.

When was the last time the filter was changed?

--
Steve W.
Near Cooperstown, New York

Life is not like a box of chocolates
it's more like a jar of jalapenos-
what you do today could burn your ass tomorrow!
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Tom A

External


Since: Jan 21, 2008
Posts: 16



(Msg. 10) Posted: Sat Jan 26, 2008 4:42 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"Steve W." <csr684NOT DeleteThis @yahoo.com> wrote in message
news:fnfp4c$uu1$1@aioe.org...
> Tom A wrote:
>> "Gosi" <gosinn DeleteThis @gmail.com> wrote in message
>> news:c0dc480d-f497-4f38-b9db-1c2cc76318f7@h11g2000prf.googlegroups.com...
>> On Jan 26, 12:32 am, "Tom A" <inamella... DeleteThis @comcast.net> wrote:
>>> This is kind of a never ending story of the car that will start but not
>>> run.
>>> So far I have put in a new battery, charged to full cap. 14.4 volts,
>>> checked
>>> All Fuses under dash and under hood Max fuses. Checked power to
>>> underhood
>>> fuses w key off 4-6 volts [veries] Then with the ignition in the run
>>> position - 14 volts. to all fuses. Same story - the engine will crank,
>>> start, run for about 2-4 seconds then die like it was shut off. I can
>>> hear the fuel pump kick in when I turn the key on, sounds like it always
>>> did. I assume its getting fuel and spark as it starts for a brief run
>>> over
>>> and over again. Just won't stay running so I guess a code reader will be
>>> not
>>> much help at this point. but I do have a good didgital multimeter. Now
>>> i'm
>>> wondering what could be the problem. Ignition module? coils?
>>> Oh yeah: almost forgot, The engine will stumble some at 45-50mph under
>>> light
>>> load, has been doing that for about 11,000 miles now. Letting up and
>>> kicking
>>> down cures that temp anyway. Could be related? Any test procedures
>>> anybody knows of that can be done ON the car? Don't really want to start
>>> replacing parts at random. Got more time than money so testing is not a
>>> problem.
>>> Thanks for the previous replys, Tom A
>>
>> Looks like there is a hole in the hoses leading petrol into the
>> machine somewhere.
>> Sometimes the pipes are full but sometimes you will be getting nothing
>> but air.
>> The rubber hoses may be rotten and the hole may not always be open.
>> It can be hard to find such a problem.
>>
>>
>> That maybe the problem, So how about this? To find a leak in the gas
>> line I wrap a rag around an air nozzle and apply to the filler pipe and
>> pressurize the fuel system a little. Mabey that will show a small leak
>> with wetness around it. If it blows off a rotten hose all the easier
>> to find. I will try that as soon as it quits snowing. Im working outside
>> and it's winter obviously. Thanks for the idea I was focusing just on
>> elect. and not considering the fuel side. Tom A
>
> Unless you want to find out just how easy it is to blow out the gas tank I
> wouldn't advise using air to pressurize the tank/lines.
>
> Now that you have done some testing and discovered that it doesn't matter
> if you hold the key, I would start by checking the fuel pressure, Hook up
> the gauge, turn on the key and see what you have. Also run a flow test on
> it.
>
> When was the last time the filter was changed?
>
> --
> Steve W.
> Near Cooperstown, New York
>
> Life is not like a box of chocolates
> it's more like a jar of jalapenos-
> what you do today could burn your ass tomorrow!

Well it looks like I'm off to northern tool to buy a fuel pressure testing
kit. And as far as the filter- do you mean the one in the tank? If so it
has not been changed by me, I bought the car with 63,000 miles on it. Now
has 105,000 mi on it. I had to replace the gaskets in the plastic intake
plenum and all the injector gaskets while I was at it. All plug wires and
plugs I changed about 10,000 miles ago, And I changed out all the hoses on
top of the engine too at the same time. I have never done a flow test but
I'm guessing the method comes with the test kit. If not I now have a
chilton book for this car. [better than nothing]. Actually I can't
rember running accross a fuel filter in that process. So I guess the short
answer is I never changed any filter. Tommorrow is Sunday, hope Northern
Tool is open. Thanks Again, Tom A
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Tom A

External


Since: Jan 21, 2008
Posts: 16



(Msg. 11) Posted: Sat Jan 26, 2008 4:53 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"Gosi" <gosinn.RemoveThis@gmail.com> wrote in message
news:6410d576-e673-4aa1-b4ee-372f3fae0321@p69g2000hsa.googlegroups.com...
On Jan 26, 3:54 pm, "Tom A" <inamella....RemoveThis@comcast.net> wrote:
> They say they found that information in the "book of common problems" I
> wouldn't mind having one of those books.

Before you buy a car be sure to look up the garage and put a
measurement on how thick this book is for the type of car you intend
to buy.

The reason for hiding that book from you is exactly the reason why GM
is now failing.
Too many have seen the book.

Yeah, Gone are the days when the only choice in cars was the Big 3. I
think another reason for GM's problems is they keep thinking ppl want 600
hp instead of 75 MPG. Of course the govenment and the Bushes wouldn't care
for that 75MPG idea either. Well got to go, TATA, Tom A.
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Tom A

External


Since: Jan 21, 2008
Posts: 16



(Msg. 12) Posted: Sat Jan 26, 2008 8:04 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

"jdl" <dolittle.DeleteThis@nospam.carjunky.com> wrote in message
news:2fe1491c3ff87e1407a66088fd7eca0b@localhost.talkaboutautos.com...
> You might check fuel pressure. If you spray a little carb cleaner in the
> throttle-body, will it run longer? If you try that, take the air-duct
> loose from the throttle-body, open the throttle valve, spray a little in
> there, try not to spray it on any sensors. I would also check for codes.
> My information says your OBD11 so you need an OBD11 code reader or
> scanner.
>
> If you open the throttle valve a little, will it stay running?
>
> --
> Message posted using http://www.talkaboutautos.com/group/alt.autos.gm/
> More information at http://www.talkaboutautos.com/faq.html
>

Greetings, Yeah, i'm going to check fuel pressure tommorrow when I get a
test kit.
I started it with the throttle at different positions, idle, 1/4, 1/2, full.
All with the same results, Starts, runs 2-3 seconds, dies. Although when
done at full throttle it has a little more urgency but dies just the same.
Also tried turning the key off and on repeatedly to make the fuel pump come
on several times before trying to start it. - no change. BTW I was told
the engine needs to run to use an OB11 to diaganose it. Did I
misunderstand? Thanks for the reply, Tom A
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nonelson

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Since: Nov 12, 2004
Posts: 792



(Msg. 13) Posted: Sat Jan 26, 2008 10:37 pm
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article <L-udnQ2KrO4wewbanZ2dnUVZ_vamnZ2d.TakeThisOut@comcast.com>,
"Tom A" <inamellamot.TakeThisOut@comcast.net> wrote:

> "jdl" <dolittle.TakeThisOut@nospam.carjunky.com> wrote in message
> news:2fe1491c3ff87e1407a66088fd7eca0b@localhost.talkaboutautos.com...
> > You might check fuel pressure. If you spray a little carb cleaner in the
> > throttle-body, will it run longer? If you try that, take the air-duct
> > loose from the throttle-body, open the throttle valve, spray a little in
> > there, try not to spray it on any sensors. I would also check for codes.
> > My information says your OBD11 so you need an OBD11 code reader or
> > scanner.
> >
> > If you open the throttle valve a little, will it stay running?
> >
> > --
> > Message posted using http://www.talkaboutautos.com/group/alt.autos.gm/
> > More information at http://www.talkaboutautos.com/faq.html
> >
>
> Greetings, Yeah, i'm going to check fuel pressure tommorrow when I get a
> test kit.
> I started it with the throttle at different positions, idle, 1/4, 1/2, full.
> All with the same results, Starts, runs 2-3 seconds, dies. Although when
> done at full throttle it has a little more urgency but dies just the same.
> Also tried turning the key off and on repeatedly to make the fuel pump come
> on several times before trying to start it. - no change.

This sounds an awful lot like an anti theft problem.

> BTW I was told
> the engine needs to run to use an OB11 to diaganose it. Did I
> misunderstand? Thanks for the reply, Tom A

Yes.
 >> Stay informed about: Back Again Wtih the 1995 lesabre Starts- wont Run. 
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jdl

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Since: Mar 17, 2005
Posts: 8



(Msg. 14) Posted: Sun Jan 27, 2008 8:49 am
Post subject: Re: Back Again Wtih the 1995 lesabre Starts- wont Run. [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

I've never hooked a scanner up on a Lesabre, but have other makes and
models. KOEO will show some information, read and erase codes for one
thing. If you want to see engine running data, then the engine needs to be
running.

Have you tried unplugging the maf sensor, then see if it will run? A
faulty maf sensor can cause a start and die issue.

--
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 >> Stay informed about: Back Again Wtih the 1995 lesabre Starts- wont Run. 
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