Thread: spark intermitent 1997 3.1L grand prix se

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  1. #1 spark intermitent 1997 3.1L grand prix se 
    SE Level Member tipatalon's Avatar
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    hi there, hope you guys can help with this one, i have a 97 grand prix se that was running like a charm. about 2 weeks ago i did LIM gasket and was running fine after, but yesterday the car won't even start, after 3 or 4 attemps the car started but shut instantly. fuel is ok, but spark is intermitent, what can cause this?
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  2. #2 Re: spark intermitent 1997 3.1L grand prix se 
    SE Level Member midniteblu02's Avatar
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    maybe just a poor connection in the ignition system? Or possible problem in the crank sensor circuit?
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  3. #3 Re: spark intermitent 1997 3.1L grand prix se 
    SE Level Member tipatalon's Avatar
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    ignition checked, changed spark wires and plugs, also crank sensor, cam sensor, but still have this problem! how to check vaccum leaks?
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  4. #4 Re: spark intermitent 1997 3.1L grand prix se 
    GTP Level Member Austins01GP's Avatar
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    spray around with carb cleaner and listen for the engine to rev up..
    which you cant do if its not running.
    i dont think a simple vacuum leak would kill the car tho
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  5. #5 Re: spark intermitent 1997 3.1L grand prix se 
    The Blue One blueguy's Avatar
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    Quote Originally Posted by Austins01GP View Post
    i dont think a simple vacuum leak would kill the car tho
    Shenanigans.

    If its bad enough...it sure can.
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  6. #6 Re: spark intermitent 1997 3.1L grand prix se 
    GTP Level Member Austins01GP's Avatar
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    Quote Originally Posted by bluegtp91 View Post
    Shenanigans.

    If its bad enough...it sure can.
    really? like at the track it killed brians car when the LIM was gone but it was able to be restarted i feel like it would work the same way.
    i am an idiot tho
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