#213925 - 05/26/11 05:12 PM
1999 GTP stalling and not starting....help
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Junior Member
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Registered: 05/26/11
Posts: 21
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Hi guys. New here.
The wife has a 99 GTP and it will sometimes just stall. Sometimes it won't start....it will turn over just fine but not fire up. She also mentioned a "lurching forward". I am assuming it is all the same problem....hoping rather.
I am also hoping this is a "common" issue and has been discussed and diagnosed here before. Any help is greatly appreciated as I would like to buy parts and fix it tonight if possible.
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#213926 - 05/26/11 06:15 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 01/01/08
Posts: 3900
Loc: Ontario, Canada
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possibly the maf sensor. next time it won't start, try plugging the sensor on the very top of the throttlebody, right where the intake ducting attaches, and try to start it again.
if that works, try to find one for sale on the forums for cheap rather than paying a tonne from the store. they are pricey.
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#213927 - 05/26/11 06:17 PM
Re: 1999 GTP stalling and not starting....help
[Re: r.s.hutchinson]
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Junior Member
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Registered: 05/26/11
Posts: 21
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Thanks. I was sure the MAF would cause stalling and "lurching" but was unsure if it would cause it to not start.
Parts Source has a MAF for $128....and I need it ASAP as it is getting worse by the day.
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#213928 - 05/26/11 07:59 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Junior Member
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Registered: 05/26/11
Posts: 21
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So, I swapped out the MAF (was a remanned one if that matters). Everything was working fine. Took it for a test drive and from a slow speed, I floored it and it died. Made some strange clicking noise as it tried to keep idle. Started it, died. Started it, died. Started it and gave it gas to keep it alive and it was choking...perhaps starving of fuel?...don;t know. Died. Started it up and it ran perfectly.
Does the computer have to re-learn when a bad part has been replaced?
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#213929 - 05/26/11 08:09 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 12/15/05
Posts: 5286
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Not always, but there are a few things, like fuel trims, that are always being self-adjusted. Since it stalled, I would think that the issue lies somewhere else. Has it been throwing codes?
_________________________
WizAire CAI w/9" K&N & HV3, 2.5" d/p w/h/f cat, Cobra CB, PowerSlot slots w/Hawk HPS, GR-2s, GMPP handling kit, NextLevel STBs, Pilot Sport A/S Plus tires. 98 L36/MM5 RaC
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#213931 - 05/26/11 08:45 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 01/01/08
Posts: 3900
Loc: Ontario, Canada
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Codes?
Do you have a fuel pressure tester that you can put on the rail to see what the pressure is like when you're having the stalling problems.
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#213933 - 05/26/11 08:53 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Junior Member
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Registered: 05/26/11
Posts: 21
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I don't have a pressure tester...and the CE light has been on for 2 years....EVAP something. Maybe there are new codes I will check.
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#213934 - 05/26/11 08:59 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 01/01/08
Posts: 3900
Loc: Ontario, Canada
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probably EVAP flow during non-purge. Problem a hole in the line, no biggie, but I would have it checked to see what else is there.
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#213938 - 05/26/11 11:30 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 09/12/03
Posts: 14035
Loc: Fort Worth, Texas
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runs for a split second and dies? Try this bypass the fuel pressure resistor Pull the relay bend tab 85 so it won't go in. Reinstall the relay and start the car. If that works the resistor is bad and needs replaced or you can leave the relay as it is and go on without any worries.
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#213945 - 05/27/11 05:52 AM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Junior Member
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Registered: 05/26/11
Posts: 21
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Where is that fuse box located? Under hood or in car?
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#213946 - 05/27/11 07:32 AM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 06/29/06
Posts: 3618
Loc: CT, U.S.A
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Under the hood, passenger side strut tower.
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#213948 - 05/27/11 08:25 AM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 12/15/05
Posts: 5286
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That one looks to be on the passenger-side strut tower, under the hood.
_________________________
WizAire CAI w/9" K&N & HV3, 2.5" d/p w/h/f cat, Cobra CB, PowerSlot slots w/Hawk HPS, GR-2s, GMPP handling kit, NextLevel STBs, Pilot Sport A/S Plus tires. 98 L36/MM5 RaC
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#213951 - 05/27/11 08:55 AM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Member
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Registered: 01/01/08
Posts: 3900
Loc: Ontario, Canada
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I was thinking fuel pump resistor but I thought that was only 97 GTPs... guess not.
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#213954 - 05/27/11 02:22 PM
Re: 1999 GTP stalling and not starting....help
[Re: DaTT]
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Junior Member
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Registered: 05/26/11
Posts: 21
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So I did the fuel pump resistor trick this morning and the wife said it did not stall at all today on her way to work.
My question is, can this problem be intermittent or would it be a constant issue?
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