1997 Bonneville need help

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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nmad1019
LE Member
Posts: 3
Joined: Thu Oct 18, 2012 10:23 am
Year and Trim: 1997 Pontiac Bonneville SSE

1997 Bonneville need help

Post by nmad1019 »

My 1997 Bonneville just died while driving down the freeway at 70. No warning just suddenly the engine shut off. It would not start back up, the engine was turning over but it would not startsounded like I was not getting fuel. An hour later after a lovely tow truck ride home and once its back in the garage it starts right up. So now I am very confused. I can hear the fuel pump running when you turn the key on. So I don't beliece it is the fuel pump. I can't afford to take it to a mechanic so any help would be great. I am going to change the fuel filter. I have also had som issues with the security system, but I changed out the ignition and got a new key. So what else should I be looking for? Any other suggestions on what to do?
nbro3546
SLE Member
SLE Member
Posts: 47
Joined: Sun Nov 20, 2011 3:45 pm
Year and Trim: 1997 Pontiac Bonneville SSEI
Location: Merica, IL

Re: 1997 Bonneville need help

Post by nbro3546 »

My guess is there could be rust in your tank/filter or maybe the connections for the pump are a little loose. It's never anything easy lol
myfirstbonnie
Resident Gearhead
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Posts: 5530
Joined: Mon May 19, 2008 10:19 pm
Year and Trim: .
2015 Buick Enclave
2013 Buick Regal GS
Location: Hillsboro, Oregon

Re: 1997 Bonneville need help

Post by myfirstbonnie »

Sounds like and ICM or CPS. They tend to do this once thewy warm up and then work fine once cool. Go to a JY and get a used ICM and swap it out to eliminate it.

Is this the first time it has happened?
pbrktrt
SLE Member
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Posts: 40
Joined: Sat Oct 15, 2011 4:36 pm
Year and Trim: 1995 Buick Riviera SC

Re: 1997 Bonneville need help

Post by pbrktrt »

It does sound like a cps to me also.
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