Strange problem

Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's, Olds 98 91-96, Buick Lesabres and Park Avenue 91-96. Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.
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glorkar
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Strange problem

Post by glorkar »

The past couple of days, when I'm driving home from work, my car shuts off. It seems to happen out of nowhere. Both times I'd say I was going 10-15mph. When I pop her in neutral and start it back up, the airbag light flashes. Any insight?
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Re: Strange problem

Post by bonnevillain »

i would check the fuel pressure regulator. i doubt the light actually has anything to do wtih it.
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Re: Strange problem

Post by CincyGXP »

Crankshaft position sensor? Does it start right back up?
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Re: Strange problem

Post by Mechanical Mike »

Start by checking the battery cable ends for corrosion.
Do you have a scanner?
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Re: Strange problem

Post by glorkar »

It starts right back up. It happened again last night. It seems to happen when I am slowing down. This time it was like it was loosing power. It faded, got strong, faded and died. Into neutral and she started right back up. No I do not have a scanner. I could check the cables.
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Re: Strange problem

Post by dirtracr95 »

so its surging before it dies?
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Re: Strange problem

Post by Mechanical Mike »

Battery cables, driver's side ground bus, vacuum leak & maf sensor are all suspects.
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Re: Strange problem

Post by J Wikoff »

I'd say fuel pressure could be a problem too... stalling when slowing down like that.
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Re: Strange problem

Post by 2000Silverbullet »

The 94 was doing that when the EGR was malfunctioning.
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Re: Strange problem

Post by Guest »

my 95 sse did that before the fuel pump died, put a fuel pressure guage on it to see if you are losing pressure when this happens.
Last edited by Guest on Sun Nov 23, 2008 9:43 am, edited 2 times in total.
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Re: Strange problem

Post by Pilgar »

So did you figure this out?

I just had the same experience, it starts right back up. Cruising along fine, the engine quits, I pull over and it starts right back up, about 1/4 mile down the road it does the same thing. I pull over, it starts back up. I sit there with the engine running about 2 minutes and it quits again. None of the guages are indicating any trouble. I start back up, to try and get home, I get about 3 minutes down the road and it dies again. Then I pop it in neutral and it start it again, this time I make it home with no problem, about 7 minutes from the last time it dies.

Any info out there?

Regards,
James 96 SE
glorkar wrote:The past couple of days, when I'm driving home from work, my car shuts off. It seems to happen out of nowhere. Both times I'd say I was going 10-15mph. When I pop her in neutral and start it back up, the airbag light flashes. Any insight?
Last edited by Pilgar on Fri Nov 28, 2008 9:36 pm, edited 2 times in total.
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Re: Strange problem

Post by bad.moshi »

Seems like something similar to mine, really. It rarely happens to me but the first time it did, I was sitting stopped at a light. without warning, it died and bonked at me to check "gages," haha. Second time was just down the road as I was pulling into a parking spot (wheels cranked, slow driving, I considered the fuel or steering pump malfunctioning?). It didn't do it after that at all for a month or two, then it did it once in the drive through at a restaurant. Slow speed, wheels cranked. And again later on about a month after that. Slowish (15 mph maybe) speed, wheels not cranked. But that time it HAD only been on for a couple minutes and it was blistering cold outside. Not sure... not enough that seems consistent to me


Here's a link to my post about it a while ago. Maybe some of their advice should be considered as well:
http://www.pontiacbonnevilleclub.com/fo ... &sk=t&sd=a
Last edited by bad.moshi on Sat Nov 29, 2008 4:28 am, edited 1 time in total.
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Re: Strange problem

Post by Pilgar »

Moshi, Thanks for the info, the difference is my car was full of gas, I drove it this morning the same route and it worked fine.

Weird, no codes, I took it to Autozone to read them but none triggered.

Regards,
James
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Re: Strange problem

Post by glorkar »

Not really sure on mine. It hasn't done it since the last time. I'd like to say the car is just moody, but that really doesn't solve anything now does it?
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Re: Strange problem

Post by willwren »

Disconnect both battery cables at the battery and pull the boots off. You MUST pull the boots. Warm them up to make it easier (blow dryer on high works great).

This is a common problem, especially in winter. You will find corrosion you cannot see from the 'outside' after removing the boots. I'll put 90% odds on this. We have had in the past about a dozen cars per month through fall/winter with this problem. It's very common, and your symptoms are pointing in that direction.
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Re: Strange problem

Post by John Deere Boy »

How much gas in the tank? My car did that when the fuel strainer fell off of the pump when under 1/3 tank.
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Re: Strange problem

Post by Mike Sessei »

I've gotta side with Mech Mike & WillWren; check both terminals, pull back the boots, wire brush away until you can see your face in them!
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